HL83-12W — WASHER,CONCAVE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

HL83-12W: WASHER,CONCAVE.

The WASHER,CONCAVE is a the manufacturer industrial component. Key specifications include radius: 0.380 INCHES NOMINAL IN, material: STEEL COMP 630 OVERALL, recess_depth: 0.052 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN, hole_diameter: 0.497 INCHES NOMINAL IN, outside_diameter: 0.645 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN, style_designator: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-004-5030, 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

HL83-12W

NSN: 5310-01-004-5030
FSC: 5310 — Nuts and Washers
CAGE: 73197 — HI-SHEAR CORPORATION (USA)

SPECIFICATIONS

radius	0.380 INCHES NOMINAL IN
material	STEEL COMP 630 OVERALL
recess_depth	0.052 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
hole_diameter	0.497 INCHES NOMINAL IN
outside_diameter	0.645 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN
style_designator	CONCAVE
surface_treatment	CADMIUM AND CHROMATE OVERALL
material_thickness	0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
material_document_and_classification	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-01-004-5030

COMPONENT DIAGRAM

KEY FEATURES

•

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

•

RADIUS: 0.380 INCHES NOMINAL IN

•

STYLE DESIGNATOR: CONCAVE

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.645 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN

•

RECESS DEPTH: 0.052 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN

•

MATERIAL THICKNESS: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN

•

SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
RADIUS	0.380 INCHES NOMINAL IN
STYLE DESIGNATOR	CONCAVE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.645 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN
RECESS DEPTH	0.052 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
MATERIAL THICKNESS	0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
MATERIAL	STEEL COMP 630 OVERALL
HOLE DIAMETER	0.497 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 1

3M297-6Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 HL83-12W?

HL83-12W is a WASHER,CONCAVE.

What parts can replace HL83-12W?

There is 1 known substitute for HL83-12W: 3M297-6. Substitute compatibility should be verified for your specific system.

What is the NSN for HL83-12W?

HL83-12W is cataloged in the U.S. Government catalog under NSN 5310-01-004-5030. This indicates validated use in U.S. government and defense supply chains.

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HL83-12W — WASHER,CONCAVE

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