PartsTable TECHNICAL DATA SHEET

NSN 5310-01-661-9898Government record, cited

Washer, Spring Tension5310-01-661-9898

NSN 5310-01-661-9898 · NIIN 016619898 · Part number K2750-N-087

Key Bellevilles Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 52826

Government record, cited

NSN 5310-01-661-9898 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-661-9898. Manufacturer of record part number: K2750-N-087.

Also searched as 5310-01-661-9898 · 5310016619898 · NIIN 016619898 · 01-661-9898 · FSC 5310 Nuts and Washers · CAGE 52826 · K2750-N-087 · 12542346

Nearby stock numbers ← 5310-01-661-9842 Washer, Flat · 5310-01-662-0022 Nut, Plain, Hexagon →

5310-01-661-9898 — Nuts and Washers

Features

Washer,spring Tension — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Key Bellevilles Inc

Identification

NSN: 5310-01-661-9898
NIIN: 016619898
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: K2750-N-087
Manufacturer: Key Bellevilles Inc

General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-661-9898, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Key Bellevilles Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Key Bellevilles Inc (CAGE 52826)

Technical Specifications

Parameter	Value
NSN	5310-01-661-9898
Primary Part Number	K2750-N-087
Item Name	Washer,spring Tension
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Key Bellevilles Inc
Status	ACTIVE

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
K2750-N-087 PRIMARY	Key Bellevilles Inc (USA)

Reference documents

Reference	Meaning
12542346	7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm

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 5310-01-661-9898?

NSN 5310-01-661-9898 is a Washer,spring Tension, manufactured by Key Bellevilles Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-661-9898?

NSN 5310-01-661-9898 has 1 manufacturer part number on file: K2750-N-087 (Key Bellevilles Inc).

Is NSN 5310-01-661-9898 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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