NAS1288-4W — WASHER,RECESSED

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

NAS1288-4W: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 601 OVERALL, recess_angle: 90.0 DEGREES NOMINAL, hole_diameter: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, hardness_rating: 41.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM, recess_diameter: 0.420 INCHES MINIMUM IN, outside_diameter: 0.457 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-023-4771, 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

NAS1288-4W

NSN: 5310-00-023-4771
NIINs: 000234771, 016590631
FSC: 5310 — Nuts and Washers
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)

SPECIFICATIONS

material	STEEL COMP 601 OVERALL
recess_angle	90.0 DEGREES NOMINAL
hole_diameter	0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
hardness_rating	41.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
recess_diameter	0.420 INCHES MINIMUM IN
outside_diameter	0.457 INCHES MAXIMUM IN
style_designator	RECESSED
surface_treatment	NICKEL AND ZINC OVERALL
material_thickness	0.065 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
end_item_identification	AIRCONDITIONING COLD AIR UNIT
material_document_and_classification	AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agency	WASHER
NSN	5310-00-023-4771

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2417 ASSN STD 1ST TREATMENT RESPONSE AND AMS 2417 ASSN STD 2ND TREATMENT RESPONSE OVERALL

•

HARDNESS RATING: 41.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: RECESSED

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.457 INCHES MAXIMUM IN

•

MATERIAL THICKNESS: 0.065 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN

•

RECESS DIAMETER: 0.420 INCHES MINIMUM IN

•

SURFACE TREATMENT: NICKEL AND ZINC OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2417 ASSN STD 1ST TREATMENT RESPONSE AND AMS 2417 ASSN STD 2ND TREATMENT RESPONSE OVERALL
HARDNESS RATING	41.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	RECESSED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.457 INCHES MAXIMUM IN
MATERIAL THICKNESS	0.065 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
RECESS DIAMETER	0.420 INCHES MINIMUM IN
SURFACE TREATMENT	NICKEL AND ZINC OVERALL
MATERIAL	STEEL COMP 601 OVERALL
HOLE DIAMETER	0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 2

10116498Reference document

Same NSN cross-reference

Reference document — Informative reference only

4084-04Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 NAS1288-4W?

NAS1288-4W is a WASHER,RECESSED.

What parts can replace NAS1288-4W?

There are 2 known substitutes for NAS1288-4W: 10116498, 4084-04. Substitute compatibility should be verified for your specific system.

What is the NSN for NAS1288-4W?

NAS1288-4W is cataloged in the U.S. Government catalog under NSN 5310-00-023-4771. This indicates validated use in U.S. government and defense supply chains.

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