Hobson Flat Round Sampson Washer, 2"

The Hobson flat round Sampson washer comes in 6 sizes (zinc yellow passivate): 1-5/8" to 3". A Sampson washer is a hardened flat round washer. Hardness is given in HRC, the Rockwell C scale.

The hardness is 38-45HRC.

Where this product is used

• Under the nut or bolt head of a bolted joint where a hardened flat washer is specified
• Spreading the clamping load of a bolt over a larger area

Features

• 6 items: 1-5/8" to 3"
• Zinc yellow passivate
• Hardness 38-45HRC
• Pack quantity shown for each item
• ASTM F436

Key specifications

Choosing the right option

The standard named for the washer (where one is named) sets its dimensions, so check that it matches the specification for your joint. Zinc yellow passivate is zinc plating with a yellow chromate topcoat (this is the ZY). For a similar washer in another material, finish or size range see Hobson Flat Round Sampson Washer, 38-45HRC, Plain, M8 to M100 and Hobson Flat Round Sampson Washer, 38-45HRC, Zinc Plated, M6 to M36.

Related washers: Hobson Flat Round Sampson Washer, 38-45HRC, Plain, M8 to M100, Hobson Flat Round Sampson Washer, 38-45HRC, Zinc Plated, M6 to M36 and Hobson H9 Impact Imperial Flat Washer, 43-49 HRC, Plain, 3/8" to 1-1/2".