11-428-C — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

11-428-C: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: PAPER OVERALL, thickness: 0.029 INCHES NOMINAL IN, hole_diameter: 0.114 INCHES NOMINAL IN, overall_diameter: 0.250 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-239-5920, 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

11-428-C

NSN: 5310-01-239-5920
FSC: 5310 — Nuts and Washers
CAGE: 72653 — GC/WALDOM INC (USA)

SPECIFICATIONS

material	PAPER OVERALL
thickness	0.029 INCHES NOMINAL IN
hole_diameter	0.114 INCHES NOMINAL IN
overall_diameter	0.250 INCHES NOMINAL IN
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	ASTM D710 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-239-5920

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 0.250 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D710 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: PAPER OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

•

HOLE DIAMETER: 0.114 INCHES NOMINAL IN

•

THICKNESS: 0.029 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	0.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM D710 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	PAPER OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.114 INCHES NOMINAL IN
THICKNESS	0.029 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

3112AS317-1Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

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 11-428-C?

11-428-C is a WASHER,FLAT.

What parts can replace 11-428-C?

There is 1 known substitute for 11-428-C: 3112AS317-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 11-428-C?

11-428-C is cataloged in the U.S. Government catalog under NSN 5310-01-239-5920. This indicates validated use in U.S. government and defense supply chains.

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