PartsTable TECHNICAL DATA SHEET

NSN 5310-01-215-5251Government record, cited

Washer, Spring Tension5310-01-215-5251

NSN 5310-01-215-5251 · NIIN 012155251 · Part number SI-1-8

Stauff Corp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 53790

Government record, cited

NSN 5310-01-215-5251 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-215-5251. Manufacturer of record part number: SI-1-8.

Also searched as 5310-01-215-5251 · 5310012155251 · NIIN 012155251 · 01-215-5251 · FSC 5310 Nuts and Washers · CAGE 53790 · SI-1-8 · S1

Nearby stock numbers ← 5310-01-215-5250 Nut, Self-Locking, Round · 5310-01-215-5341 →

5310-01-215-5251 — Nuts and Washers

Features

Washer,spring Tension — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Stauff Corp

Identification

NSN: 5310-01-215-5251
NIIN: 012155251
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: SI-1-8
Manufacturer: Stauff Corp

General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-215-5251, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Stauff Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,spring Tension
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Stauff Corp (CAGE 53790)

Technical Specifications

Parameter	Value
NSN	5310-01-215-5251
Primary Part Number	SI-1-8
Item Name	Washer,spring Tension
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Stauff Corp
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
SI-1-8 PRIMARY	Stauff Corp (USA)

Reference documents

Reference	Meaning
S1	5/9 Secondary reference Stauff Corp

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 5310-01-215-5251?

NSN 5310-01-215-5251 is a Washer,spring Tension, manufactured by Stauff Corp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-215-5251?

NSN 5310-01-215-5251 has 1 manufacturer part number on file: SI-1-8 (Stauff Corp).

Is NSN 5310-01-215-5251 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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