1287011-1 — WASHER,SPRING TENSION

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

1287011-1: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: BERYLLIUM OVERALL, hole_diameter: 3.000 INCHES MINIMUM AND 3.031 INCHES MAXIMUM IN, overall_height: 0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, outside_diameter: 3.547 INCHES MINIMUM AND 3.578 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE OVERALL, material_thickness: 0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-705-2775, 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

1287011-1

NSN: 5310-00-705-2775
FSC: 5310 — Nuts and Washers
CAGE: 55972 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS (USA)

SPECIFICATIONS

material	BERYLLIUM OVERALL
hole_diameter	3.000 INCHES MINIMUM AND 3.031 INCHES MAXIMUM IN
overall_height	0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
outside_diameter	3.547 INCHES MINIMUM AND 3.578 INCHES MAXIMUM IN
surface_treatment	CADMIUM AND CHROMATE OVERALL
material_thickness	0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
material_document_and_classification	QQ-C-533 TEMPER A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-00-705-2775

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-533 TEMPER A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 3.547 INCHES MINIMUM AND 3.578 INCHES MAXIMUM IN

•

MATERIAL THICKNESS: 0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN

•

SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL

•

MATERIAL: BERYLLIUM OVERALL

•

HOLE DIAMETER: 3.000 INCHES MINIMUM AND 3.031 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-533 TEMPER A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	3.547 INCHES MINIMUM AND 3.578 INCHES MAXIMUM IN
MATERIAL THICKNESS	0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
MATERIAL	BERYLLIUM OVERALL
HOLE DIAMETER	3.000 INCHES MINIMUM AND 3.031 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 1

9053841Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1287011-1?

1287011-1 is a WASHER,SPRING TENSION.

What parts can replace 1287011-1?

There is 1 known substitute for 1287011-1: 9053841. Substitute compatibility should be verified for your specific system.

What is the NSN for 1287011-1?

1287011-1 is cataloged in the U.S. Government catalog under NSN 5310-00-705-2775. This indicates validated use in U.S. government and defense supply chains.

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1287011-1 — WASHER,SPRING TENSION

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