12640486 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

12640486: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.188 INCHES NOMINAL IN, hole_diameter: 0.656 INCHES NOMINAL IN, overall_diameter: 2.810 INCHES NOMINAL IN, special_features: FINISH:PER FM100: D60,TYPE I MAGNI 575, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-657-3475, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

12640486

NSN: 5310-01-657-3475
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL OVERALL
thickness	0.188 INCHES NOMINAL IN
hole_diameter	0.656 INCHES NOMINAL IN
overall_diameter	2.810 INCHES NOMINAL IN
special_features	FINISH:PER FM100: D60,TYPE I MAGNI 575
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
end_item_identification	MRAP MATV UI
part_name_assigned_by_controlling_agency	WASH,FLT .62X2.81 X .19 MB MB
NSN	5310-01-657-3475

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 2.810 INCHES NOMINAL IN

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

•

HOLE DIAMETER: 0.656 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	2.810 INCHES NOMINAL IN
SPECIAL FEATURES	FINISH:PER FM100: D60,TYPE I MAGNI 575
PERIPHERAL SHAPE STYLE	ROUND
PART NAME ASSIGNED BY CONTROLLING AGENCY	WASH,FLT .62X2.81 X .19 MB MB
END ITEM IDENTIFICATION	MRAP MATV UI
MATERIAL	STEEL OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.656 INCHES NOMINAL IN
THICKNESS	0.188 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 1

12611400Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12640486?

12640486 is a WASHER,FLAT.

What parts can replace 12640486?

There is 1 known substitute for 12640486: 12611400. Substitute compatibility should be verified for your specific system.

What is the NSN for 12640486?

12640486 is cataloged in the U.S. Government catalog under NSN 5310-01-657-3475. This indicates validated use in U.S. government and defense supply chains.

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12640486 — WASHER,FLAT

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