KJ4449 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

KJ4449: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.043 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN, hole_diameter: 0.277 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN, heat_treatment: AS FABRICATED, overall_diameter: 0.555 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-113-4202, 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

KJ4449

NSN: 5310-00-113-4202
FSC: 5310 — Nuts and Washers
CAGE: K0680 — ROLLS-ROYCE AIRLINES (GBR)

SPECIFICATIONS

material	STEEL OVERALL
thickness	0.043 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
hole_diameter	0.277 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
heat_treatment	AS FABRICATED
overall_diameter	0.555 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN
surface_treatment	CADMIUM OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	AMS 5062 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-00-113-4202

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

OVERALL DIAMETER: 0.555 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN

•

HEAT TREATMENT: AS FABRICATED

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5062 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: CADMIUM OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER	0.555 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN
HEAT TREATMENT	AS FABRICATED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5062 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SURFACE TREATMENT	CADMIUM OVERALL
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.277 INCHES MINIMUM AND 0.290 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 1

6864139Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 KJ4449?

KJ4449 is a WASHER,FLAT.

What parts can replace KJ4449?

There is 1 known substitute for KJ4449: 6864139. Substitute compatibility should be verified for your specific system.

What is the NSN for KJ4449?

KJ4449 is cataloged in the U.S. Government catalog under NSN 5310-00-113-4202. This indicates validated use in U.S. government and defense supply chains.

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