Washer, Spring Tension5310-01-349-6178

NSN 5310-01-349-6178 · NIIN 013496178

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

Government record, cited

Also searched as 5310-01-349-6178 · 5310013496178 · NIIN 013496178 · 01-349-6178 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-349-6177 Washer, Shouldered · 5310-01-349-6501 Nut, Plain, Hexagon →

5310-01-349-6178 — Nuts and Washers

Features

Washer,spring Tension — FSC 5310
Surface Treatment Document and Classification: ASTM B545 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Style Designator: SPRING TENSION
Material Document and Classification: ASTM A682 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Material Thickness: 0.019 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
Surface Treatment: TIN OVERALL

Identification

NSN: 5310-01-349-6178
NIIN: 013496178
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-349-6178, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5310-01-349-6178
Item Name	Washer,spring Tension
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Surface Treatment Document and Classification	ASTM B545 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating	45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Style Designator	SPRING TENSION
Material Document and Classification	ASTM A682 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter	0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Material Thickness	0.019 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
Surface Treatment	TIN OVERALL
Material	STEEL COMP 1074 OVERALL
Hole Diameter	0.121 INCHES MINIMUM AND 0.131 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
A3153855	3/2 Design control — primary 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 5310-01-349-6178?

NSN 5310-01-349-6178 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-349-6178?

Key specifications for 5310-01-349-6178: Overall Height: 0.028 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM B545 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM; Style Designator: SPRING TENSION. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-349-6178 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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