Washer, Spring Tension5310-01-239-9421

NSN 5310-01-239-9421 · NIIN 012399421

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

Government record, cited

Also searched as 5310-01-239-9421 · 5310012399421 · NIIN 012399421 · 01-239-9421 · FSC 5310 Nuts and Washers · M12133/1-11 · MIL-W-12133/1

Nearby stock numbers ← 5310-01-239-9420 Washer, Split · 5310-01-239-9859 Washer, Flat →

5310-01-239-9421 — Nuts and Washers

Features

Washer,spring Tension — FSC 5310
Style Designator: SPRING TENSION
Material Document and Classification: ASTM A682 ASSN STD ALL MATERIAL RESPONSES OVERALL
Outside Diameter: 1.470 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Material Thickness: 0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
Hole Diameter: 0.761 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN

Identification

NSN: 5310-01-239-9421
NIIN: 012399421
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-239-9421, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-239-9421
Item Name	Washer,spring Tension
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Style Designator	SPRING TENSION
Material Document and Classification	ASTM A682 ASSN STD ALL MATERIAL RESPONSES OVERALL
Outside Diameter	1.470 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Material Thickness	0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
Hole Diameter	0.761 INCHES MINIMUM AND 0.791 INCHES MAXIMUM 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
M12133/1-11	2/2 Government specification standardization U.S. Government activity
MIL-W-12133/1	4/1 Identification reference 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 5310-01-239-9421?

NSN 5310-01-239-9421 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-239-9421?

Key specifications for 5310-01-239-9421: Overall Height: 0.106 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN; Style Designator: SPRING TENSION; Material Document and Classification: ASTM A682 ASSN STD ALL MATERIAL RESPONSES OVERALL; Outside Diameter: 1.470 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-239-9421 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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