249C9029 — WASHER,KEYWAY

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

249C9029: WASHER,KEYWAY.

The WASHER,KEYWAY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 631 OVERALL, hole_diameter: 0.233 INCHES NOMINAL IN, outside_diameter: 0.315 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, material_thickness: 0.020 INCHES NOMINAL IN, internal_straight_key_width: 0.040 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-442-8487, 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

249C9029

NSN: 5310-01-442-8487
FSC: 5310 — Nuts and Washers
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)

SPECIFICATIONS

material	STEEL COMP 631 OVERALL
hole_diameter	0.233 INCHES NOMINAL IN
outside_diameter	0.315 INCHES NOMINAL IN
surface_treatment	PASSIVATE OVERALL
material_thickness	0.020 INCHES NOMINAL IN
internal_straight_key_width	0.040 INCHES NOMINAL IN
material_document_and_classification	MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-01-442-8487

COMPONENT DIAGRAM

KEY FEATURES

•

INTERNAL STRAIGHT KEY WIDTH: 0.040 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.315 INCHES NOMINAL IN

•

MATERIAL THICKNESS: 0.020 INCHES NOMINAL IN

•

SURFACE TREATMENT: PASSIVATE OVERALL

•

MATERIAL: STEEL COMP 631 OVERALL

•

HOLE DIAMETER: 0.233 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

INTERNAL STRAIGHT KEY WIDTH	0.040 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.315 INCHES NOMINAL IN
MATERIAL THICKNESS	0.020 INCHES NOMINAL IN
SURFACE TREATMENT	PASSIVATE OVERALL
MATERIAL	STEEL COMP 631 OVERALL
HOLE DIAMETER	0.233 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 3

294C9028Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

249C09029Reference document

Same NSN cross-reference

Reference document — Secondary reference

249C9028Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 249C9029?

249C9029 is a WASHER,KEYWAY.

What parts can replace 249C9029?

There are 3 known substitutes for 249C9029: 294C9028, 249C09029, 249C9028. Substitute compatibility should be verified for your specific system.

What is the NSN for 249C9029?

249C9029 is cataloged in the U.S. Government catalog under NSN 5310-01-442-8487. This indicates validated use in U.S. government and defense supply chains.

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