805790 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

805790: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL, thickness: 0.069 INCHES NOMINAL IN, hole_diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, hardness_rating: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM, overall_diameter: 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-362-1052, 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

805790

NSN: 5310-00-362-1052
NIINs: 003621052, 007021797
FSC: 5310 — Nuts and Washers
CAGE: 24617 — GENERAL MOTORS CORP (USA)

SPECIFICATIONS

material	STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
thickness	0.069 INCHES NOMINAL IN
hole_diameter	0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
hardness_rating	39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
overall_diameter	0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN
surface_treatment	CADMIUM OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
specification/standard_data	81205-BACW10AK MANUFACTURERS STANDARD
material_document_and_classification	MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6358 ASSN STD 3RD MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-00-362-1052

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 0.688 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633,CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: ZINC OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL COMP 1010 OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

•

HOLE DIAMETER: 0.383 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	0.688 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633,CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SURFACE TREATMENT	ZINC OVERALL
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL COMP 1010 OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.383 INCHES NOMINAL IN
THICKNESS	0.062 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 4

PBN77752AReference document

Same NSN cross-reference

Reference document — Secondary reference

583K963Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

850818Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

35037Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 805790?

805790 is a WASHER,FLAT.

What parts can replace 805790?

There are 4 known substitutes for 805790: PBN77752A, 583K963, 850818 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 805790?

805790 is cataloged in the U.S. Government catalog under NSN 5310-00-362-1052. This indicates validated use in U.S. government and defense supply chains.

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