{"title":"Wave Washers","description":"\u003ch2\u003eWave Washer Selection — Quick Reference (DIN 137)\u003c\/h2\u003e\n\u003cp\u003eWave washers (curved spring washers) — LOW-PROFILE axial spring force in COMPACT applications. Workshop + automotive + machinery — pre-load bearings, take up tolerance, light vibration damping. DIN 137 standard.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eWave Washer Type\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle Wave Washer\u003c\/td\u003e\n\u003ctd\u003eLight pre-load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMulti-Wave (3+ Wave)\u003c\/td\u003e\n\u003ctd\u003eHigher spring force + greater deflection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Spring Steel\u003c\/td\u003e\n\u003ctd\u003eWorkshop standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e304 \/ 316 Stainless\u003c\/td\u003e\n\u003ctd\u003eMarine + outdoor + chemical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhosphor Bronze\u003c\/td\u003e\n\u003ctd\u003eElectrical conductivity + corrosion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInconel\u003c\/td\u003e\n\u003ctd\u003eHigh-temp + corrosion resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Sizes (M3-M30+)\u003c\/td\u003e\n\u003ctd\u003eMatch to fastener \/ shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eCritical:\u003c\/strong\u003e Wave washers PRE-LOAD lower than Belleville (disc) washers — for light tolerance take-up. Choose Belleville for HIGH preload. Combine with flat washer if soft seating surface. Companion: \u003ca href=\"\/en-nz\/collections\/washers\"\u003ewashers\u003c\/a\u003e, \u003ca href=\"\/en-nz\/collections\/spring-lock-washers\"\u003espring lock washers\u003c\/a\u003e, \u003ca href=\"\/en-nz\/collections\/sealing-cushioning-washers\"\u003esealing + cushioning washers\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWave Washers for Australian Spring-Loaded Fastening Applications\u003c\/h2\u003e\n\u003cp\u003eWave washers (also called curved spring washers or wave springs) are flat washers with a wave-form bend that provides spring action when compressed. Used in fastener assemblies where the bolt must maintain preload despite thermal expansion, vibration, or component settling, wave washers compensate for small dimensional changes that would otherwise cause the joint to lose tension. For Australian engineering, machinery, and equipment applications requiring spring-loaded fastening, wave washers are essential. AIMS Industrial supplies wave washers in standard sizes and materials.\u003c\/p\u003e\n\n\u003ch3\u003eHow wave washers work\u003c\/h3\u003e\n\u003cp\u003eThe wave-form geometry of the washer means it has a natural spring rate — when compressed flat under bolt tension, the washer resists with a defined force determined by its material and dimensions. As the joint settles, expands thermally, or relaxes slightly under load, the wave washer maintains tension by partially un-compressing — keeping bolt preload more constant than rigid washers would. The result is a fastening that maintains tension across operating temperature ranges and component settling.\u003c\/p\u003e\n\n\u003ch3\u003eWhere wave washers earn their place\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearing pre-load\u003c\/strong\u003e — maintaining axial preload on rolling bearings as the bearing seats and components warm to operating temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal-expansion compensation\u003c\/strong\u003e — bolted joints between materials with different thermal expansion coefficients\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight spring assemblies\u003c\/strong\u003e — providing spring action where coil springs would be over-engineered\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration-isolation mounting\u003c\/strong\u003e — light-load isolation in equipment fastening\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBicycle and small-machinery applications\u003c\/strong\u003e — pre-load on bearings and component fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical contact assemblies\u003c\/strong\u003e — maintaining contact pressure between conductors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWave washers versus other spring washers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWave washers\u003c\/strong\u003e — gentle spring action, low spring rate, accommodate small movement; suit precision applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring lock washers\u003c\/strong\u003e — split-ring locking action; minimal spring action, primarily anti-rotation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBelleville (conical) washers\u003c\/strong\u003e — high spring rate, large force in small movement; suit heavy-load applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchnorr safety washers\u003c\/strong\u003e — combined spring and serration for vibration locking\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eMatch washer type to application: wave washers for gentle spring action and movement compensation; Belleville for high-force spring loading; Schnorr for vibration locking; spring lock for general anti-rotation.\u003c\/p\u003e\n\n\u003ch3\u003eMaterials\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring steel (zinc-plated)\u003c\/strong\u003e — the everyday choice for indoor and protected applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel 304 and 316\u003c\/strong\u003e — for corrosive and food-grade environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhosphor bronze\u003c\/strong\u003e — for non-magnetic and electrical applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeryllium copper\u003c\/strong\u003e — for premium spring properties in high-cycle applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSizing\u003c\/h3\u003e\n\u003cp\u003eWave washers are sized by the bolt or shaft they fit (inside diameter), with specific outside diameter, thickness, and wave height\/count specifications. Common metric sizes range from M3 through M30. Specifications vary by intended spring rate and application — match the washer's load-deflection curve to the application's pre-load requirement.\u003c\/p\u003e\n\n\u003ch3\u003eSpring rate and pre-load\u003c\/h3\u003e\n\u003cp\u003eWave washer spring rate (force per unit deflection) is determined by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial modulus\u003c\/strong\u003e — stainless and beryllium copper have different rates than spring steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWave count and height\u003c\/strong\u003e — more waves and higher waves give higher spring rate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial thickness\u003c\/strong\u003e — thicker washers have higher spring rate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor specific spring rate requirements, manufacturer data sheets list the load-deflection characteristics. Match the spring rate to the application's pre-load and movement compensation needs.\u003c\/p\u003e\n\n\u003ch3\u003eBrands stocked at AIMS\u003c\/h3\u003e\n\u003cp\u003eWave washers are stocked from quality manufacturers across the standard sizes and materials. For specialty wave washers (specific spring rates, large diameters, exotic materials), sourcing through our distribution channels covers most options.\u003c\/p\u003e\n\n\u003ch3\u003eCompanion ranges at AIMS\u003c\/h3\u003e\n\u003cp\u003eWave washers sit alongside our broader washer and fastener range — see \u003ca href=\"\/en-nz\/collections\/spring-lock-washers\"\u003espring lock washers\u003c\/a\u003e, \u003ca href=\"\/en-nz\/collections\/safety-washers\"\u003esafety washers\u003c\/a\u003e, \u003ca href=\"\/en-nz\/collections\/wedge-lock-washers\"\u003ewedge lock washers\u003c\/a\u003e, and \u003ca href=\"\/en-nz\/collections\/retaining-washers\"\u003eretaining washers\u003c\/a\u003e for the related products.\u003c\/p\u003e\n\n\u003cp\u003eNeed help speccing wave washers for specific spring-loading applications? \u003ca href=\"\/en-nz\/pages\/contact-us\"\u003econtact our team\u003c\/a\u003e — we'll match by size, material, and spring rate.\u003c\/p\u003e","products":[{"product_id":"metric-wave-washer-304-stainless-steel","title":"Metric Wave Washer - 304 Stainless Steel","description":"\u003cdiv style=\"max-width:680px;width:100%;padding:8px 0;font-family:Arial,sans-serif\"\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;padding:8px 0\"\u003e\n\u003cdiv style=\"padding:0 8px;display:flex;align-items:flex-start;gap:8px\"\u003e\n\u003cspan style=\"font-size:14px;color:#222;line-height:1.4;flex:0 0 auto\"\u003e◆\u003c\/span\u003e\u003cspan style=\"font-size:14px;color:#333;line-height:1.4\"\u003eGrade 304 stainless for everyday corrosion resistance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding:0 8px;display:flex;align-items:flex-start;gap:8px\"\u003e\n\u003cspan style=\"font-size:14px;color:#222;line-height:1.4;flex:0 0 auto\"\u003e●\u003c\/span\u003e\u003cspan style=\"font-size:14px;color:#333;line-height:1.4\"\u003eSize range M3 to M8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding:0 8px;display:flex;align-items:flex-start;gap:8px\"\u003e\n\u003cspan style=\"font-size:14px;color:#222;line-height:1.4;flex:0 0 auto\"\u003e▲\u003c\/span\u003e\u003cspan style=\"font-size:14px;color:#333;line-height:1.4\"\u003eWave profile provides controlled axial preload\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:16px\"\u003e\u003cp style=\"font-size:14px;line-height:1.6;color:#333;margin:0\"\u003eGrade 304 stainless steel delivers reliable corrosion resistance for indoor, outdoor and food-contact use, giving this spring washer a long working life in standard Australian conditions. Used under a nut or bolt head, this flat washer maintains preload and prevents loosening from vibration.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Inox World","offers":[{"title":"M3","offer_id":49273213550869,"sku":"A0074308","price":0.66,"currency_code":"AUD","in_stock":true},{"title":"M4","offer_id":49273213419797,"sku":"A0074309","price":1.14,"currency_code":"AUD","in_stock":true},{"title":"M5","offer_id":49273213452565,"sku":"A0074310","price":1.05,"currency_code":"AUD","in_stock":true},{"title":"M6","offer_id":49273213485333,"sku":"A0074311","price":1.09,"currency_code":"AUD","in_stock":true},{"title":"M8","offer_id":49273213518101,"sku":"A0074312","price":2.86,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/5191\/1957\/files\/WasherMWave304.png?v=1756545330"},{"product_id":"champion-ca1845-wave-washers-metric-assorment-kit-304-a2-255-pieces","title":"Champion CA1845 Wave Washers Metric Assorment Kit - 304\/A2 - 255 Pieces","description":"\u003cdiv style=\"max-width:680px;width:100%;padding:12px 0;font-family:Arial,sans-serif;\"\u003e\n\u003cdiv style=\"display:flex;align-items:flex-start;justify-content:space-between;border-top:1px solid #e0e0e0;border-bottom:1px solid #e0e0e0;padding:16px 0;margin-bottom:24px;\"\u003e\n\u003cdiv style=\"flex:1;padding:0 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:24px;color:#333;margin-bottom:6px;line-height:1;\"\u003e◆\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;font-weight:500;color:#333;line-height:1.4;\"\u003eSpreads load under nuts and bolt heads\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;padding:0 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:24px;color:#333;margin-bottom:6px;line-height:1;\"\u003e●\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;font-weight:500;color:#333;line-height:1.4;\"\u003e304 stainless steel; fits metric sizes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;padding:0 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:24px;color:#333;margin-bottom:6px;line-height:1;\"\u003e▲\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;font-weight:500;color:#333;line-height:1.4;\"\u003e255 per pack\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#444;margin:0;\"\u003eChampion Wave Washers Metric Assorment Kit - 304\/A2 to spread load under bolt heads and nuts. 304 stainless steel construction, suited to metric sizes. Supplied 255 to a pack.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion","offers":[{"title":"Default Title","offer_id":49300445987093,"sku":"A0165645","price":83.36,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/5191\/1957\/files\/champion-ca1845-wave-washers-metric-assorment-kit-304a2-255-pieces-3785007.jpg?v=1781505373"},{"product_id":"champion-wave-washer-stainless-steel-304-a2","title":"Champion Wave Washer Stainless Steel - 304\/A2","description":"\u003cdiv style=\"max-width:680px;width:100%;padding:12px 0;font-family:Arial,sans-serif;\"\u003e\n\u003cdiv style=\"display:flex;align-items:flex-start;justify-content:space-between;border-top:1px solid #e0e0e0;border-bottom:1px solid #e0e0e0;padding:16px 0;margin-bottom:24px;\"\u003e\n\u003cdiv style=\"flex:1;padding:0 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:24px;color:#333;margin-bottom:6px;line-height:1;\"\u003e◆\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;font-weight:500;color:#333;line-height:1.4;\"\u003ePuts a range of fastener sizes in one organised box for fast service work\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;padding:0 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:24px;color:#333;margin-bottom:6px;line-height:1;\"\u003e●\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;font-weight:500;color:#333;line-height:1.4;\"\u003eManufactured by Champion Fasteners to recognised commercial and engineering standards\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;padding:0 12px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:24px;color:#333;margin-bottom:6px;line-height:1;\"\u003e▲\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;font-weight:500;color:#333;line-height:1.4;\"\u003eCompatible with standard metric and imperial fastening across automotive, plumbing and trade service\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#444;margin:0;\"\u003eBuilt for daily trade service, Champion Wave Washer Stainless Steel 304\/A2 pairs a curated range of fastener sizes with bulk service-pack convenience. Used across automotive service and repair, plumbing and gas fitting, mechanical equipment maintenance and general trade fabrication. AIMS Industrial stocks the Champion Fasteners range nationwide.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion","offers":[{"title":"M3 x 8","offer_id":49339772371221,"sku":"A0165459","price":4.24,"currency_code":"AUD","in_stock":false},{"title":"M4 x 9","offer_id":49339772535061,"sku":"A0165464","price":4.38,"currency_code":"AUD","in_stock":false},{"title":"M5 x 11","offer_id":49339772567829,"sku":"A0165465","price":6.0,"currency_code":"AUD","in_stock":false},{"title":"M6 x 12","offer_id":49339772600597,"sku":"A0165466","price":5.24,"currency_code":"AUD","in_stock":false},{"title":"M8 x 15","offer_id":49339772633365,"sku":"A0165467","price":5.15,"currency_code":"AUD","in_stock":false},{"title":"M10 x 21","offer_id":49339772666133,"sku":"A0165468","price":7.22,"currency_code":"AUD","in_stock":false},{"title":"M12 x 24","offer_id":49339772698901,"sku":"A0165469","price":8.29,"currency_code":"AUD","in_stock":false},{"title":"M14 x 28","offer_id":49339772731669,"sku":"A0165470","price":10.05,"currency_code":"AUD","in_stock":false},{"title":"M16 x 30","offer_id":49339772764437,"sku":"A0165471","price":10.76,"currency_code":"AUD","in_stock":true},{"title":"M18 x 34","offer_id":49339772403989,"sku":"A0165460","price":9.28,"currency_code":"AUD","in_stock":false},{"title":"M20 x 36","offer_id":49339772436757,"sku":"A0165461","price":9.9,"currency_code":"AUD","in_stock":false},{"title":"M22 x 40","offer_id":49339772469525,"sku":"A0165462","price":12.65,"currency_code":"AUD","in_stock":false},{"title":"M24 x 44","offer_id":49339772502293,"sku":"A0165463","price":14.03,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/5191\/1957\/files\/champion-wave-washer-stainless-steel-304a2-8408766.jpg?v=1776144327"}],"url":"https:\/\/aimsindustrial.com.au\/en-nz\/collections\/wave-washers.oembed","provider":"AIMS Industrial Supplies","version":"1.0","type":"link"}