1521931 — WASHER,KEY

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

1521931: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, hole_diameter: 0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN, outside_diameter: 0.720 INCHES NOMINAL IN, special_features: CENTER HOLE WIDTH 0.468 IN. MIN,0.473 IN.

MAX IN, style_designator: KEY, material_thickness: 0.032 INCHES NOMINAL IN. This part is cataloged in the U.S. Government catalog under NSN 5310-01-208-6341, 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

1521931

NSN: 5310-01-208-6341
FSC: 5310 — Nuts and Washers
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)

SPECIFICATIONS

material	STEEL COMP 302 OVERALL
hole_diameter	0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
outside_diameter	0.720 INCHES NOMINAL IN
special_features	CENTER HOLE WIDTH 0.468 IN. MIN,0.473 IN. MAX IN
style_designator	KEY
material_thickness	0.032 INCHES NOMINAL IN
external_prebent_key_width	0.100 INCHES NOMINAL IN
external_prebent_key_length	0.046 INCHES NOMINAL IN
overall_distance_including_keys	0.750 INCHES NOMINAL IN
material_document_and_classification	QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
distance_from_centerline_to_inside_of_prebent_key	0.390 INCHES NOMINAL IN
NSN	5310-01-208-6341

COMPONENT DIAGRAM

KEY FEATURES

•

DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY: 0.390 INCHES NOMINAL IN

•

EXTERNAL PREBENT KEY LENGTH: 0.046 INCHES NOMINAL IN

•

OVERALL DISTANCE INCLUDING KEYS: 0.750 INCHES NOMINAL IN

•

STYLE DESIGNATOR: KEY

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.720 INCHES NOMINAL IN

•

MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY	0.390 INCHES NOMINAL IN
EXTERNAL PREBENT KEY LENGTH	0.046 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS	0.750 INCHES NOMINAL IN
STYLE DESIGNATOR	KEY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.720 INCHES NOMINAL IN
MATERIAL THICKNESS	0.032 INCHES NOMINAL IN
SPECIAL FEATURES	CENTER HOLE WIDTH 0.468 IN. MIN,0.473 IN. MAX IN
EXTERNAL PREBENT KEY WIDTH	0.100 INCHES NOMINAL IN
MATERIAL	STEEL COMP 302 OVERALL

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

No substitute or cross-reference records for this part.

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 1521931?

1521931 is a WASHER,KEY.

What is the NSN for 1521931?

1521931 is cataloged in the U.S. Government catalog under NSN 5310-01-208-6341. This indicates validated use in U.S. government and defense supply chains.

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1521931 — WASHER,KEY

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