Washer, Flat5310-01-702-2322

NSN 5310-01-702-2322 · NIIN 017022322

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-01-702-2322 · 5310017022322 · NIIN 017022322 · 01-702-2322 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-702-2321 Washer, Flat · 5310-01-702-2323 Washer, Flat →

5310-01-702-2322 — Nuts and Washers

Features

Washer,flat — FSC 5310
Surface Treatment Document and Classification: MIL-PRF-32647, ZINC-NICKEL PLATING, TYPE K20 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Overall Diameter: 0.875 INCHES NOMINAL IN
Hardness Rating: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
Cross-Sectional Shape Style: RECTANGULAR
Specification/standard Data: 81349-MIL-DTL-32687/1 GOVERNMENT SPECIFICATION
Peripheral Shape Style: ROUND
Material: STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL

Identification

NSN: 5310-01-702-2322
NIIN: 017022322
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-702-2322, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-702-2322
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Surface Treatment Document and Classification	MIL-PRF-32647, ZINC-NICKEL PLATING, TYPE K20 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Overall Diameter	0.875 INCHES NOMINAL IN
Hardness Rating	33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
Cross-Sectional Shape Style	RECTANGULAR
Specification/standard Data	81349-MIL-DTL-32687/1 GOVERNMENT SPECIFICATION
Peripheral Shape Style	ROUND
Material	STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL
Center Hole Shape Style	ROUND
Hole Diameter	0.531 INCHES NOMINAL IN
Thickness	0.060 INCHES NOMINAL IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
M32687/1-37	2/2 Government specification standardization U.S. Government activity

No interchangeability data on file.

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

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-702-2322?

NSN 5310-01-702-2322 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-702-2322?

Key specifications for 5310-01-702-2322: Surface Treatment Document and Classification: MIL-PRF-32647, ZINC-NICKEL PLATING, TYPE K20 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.875 INCHES NOMINAL IN; Hardness Rating: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM; Cross-Sectional Shape Style: RECTANGULAR. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-702-2322 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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