11128609 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

11128609: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, hole_diameter: 0.281 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN, overall_diameter: 0.593 INCHES MINIMUM AND 0.657 INCHES MAXIMUM IN, special_features: STYLE: SAE EXTRA THICK; GRADE: THRU-HARDENED; MATERIAL: MEDIUM CARBON STEEL, surface_treatment: DICHROMATE ZINC AND ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-628-8786, 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

11128609

NSN: 5310-01-628-8786
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
thickness	0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
hole_diameter	0.281 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
overall_diameter	0.593 INCHES MINIMUM AND 0.657 INCHES MAXIMUM IN
special_features	STYLE: SAE EXTRA THICK; GRADE: THRU-HARDENED; MATERIAL: MEDIUM CARBON STEEL
surface_treatment	DICHROMATE ZINC AND ZINC OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
end_item_identification	MRAP - COUGAR CAT2 A2; MRAP - COUGAR CAT1 A2
cross-sectional_shape_style	RECTANGULAR
NSN	5310-01-628-8786

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 0.593 INCHES MINIMUM AND 0.657 INCHES MAXIMUM IN

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: DICHROMATE ZINC AND ZINC OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	0.593 INCHES MINIMUM AND 0.657 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SPECIAL FEATURES	STYLE: SAE EXTRA THICK; GRADE: THRU-HARDENED; MATERIAL: MEDIUM CARBON STEEL
SURFACE TREATMENT	DICHROMATE ZINC AND ZINC OVERALL
PERIPHERAL SHAPE STYLE	ROUND
END ITEM IDENTIFICATION	MRAP - COUGAR CAT2 A2; MRAP - COUGAR CAT1 A2
MATERIAL	STEEL OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.281 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
THICKNESS	0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM 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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 11128609?

11128609 is a WASHER,FLAT.

What is the NSN for 11128609?

11128609 is cataloged in the U.S. Government catalog under NSN 5310-01-628-8786. This indicates validated use in U.S. government and defense supply chains.

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11128609 — WASHER,FLAT

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