Washer, Spring Tension5310-01-360-7887

NSN 5310-01-360-7887 · NIIN 013607887 · Part number SSR-0312-S17

Smalley Steel Ring Co. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 51814

Government record, cited

NSN 5310-01-360-7887 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-360-7887. Manufacturer of record part number: SSR-0312-S17.

Also searched as 5310-01-360-7887 · 5310013607887 · NIIN 013607887 · 01-360-7887 · FSC 5310 Nuts and Washers · CAGE 51814 · SSR-0312-S17

Nearby stock numbers ← 5310-01-360-7886 Washer, Lock · 5310-01-360-8064 Washer, Lock →

5310-01-360-7887 — Nuts and Washers

Features

Washer,spring Tension — FSC 5310
Outside Diameter: 3.120 INCHES MINIMUM IN
Material: STEEL CORROSION RESISTING OVERALL
Hole Diameter: 2.740 INCHES MAXIMUM IN
1 manufacturer part number on file
Manufacturer of record: Smalley Steel Ring Co.

Identification

NSN: 5310-01-360-7887
NIIN: 013607887
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: SSR-0312-S17
Manufacturer: Smalley Steel Ring Co.

General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-360-7887, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Smalley Steel Ring Co.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-360-7887
Primary Part Number	SSR-0312-S17
Item Name	Washer,spring Tension
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Smalley Steel Ring Co.
Status	ACTIVE
Outside Diameter	3.120 INCHES MINIMUM IN
Material	STEEL CORROSION RESISTING OVERALL
Hole Diameter	2.740 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

Part Number	Manufacturer
SSR-0312-S17 PRIMARY	Smalley Steel Ring Co. (USA)

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 5310-01-360-7887?

NSN 5310-01-360-7887 is a Washer,spring Tension, manufactured by Smalley Steel Ring Co., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-360-7887?

NSN 5310-01-360-7887 has 1 manufacturer part number on file: SSR-0312-S17 (Smalley Steel Ring Co.).

What are the specifications of SSR-0312-S17?

Key specifications for SSR-0312-S17: Outside Diameter: 3.120 INCHES MINIMUM IN; Material: STEEL CORROSION RESISTING OVERALL; Hole Diameter: 2.740 INCHES MAXIMUM IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-360-7887 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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