PartsTable TECHNICAL DATA SHEET

NSN 5310-01-149-4374Government record, cited

Washer5310-01-149-4374

NSN 5310-01-149-4374 · NIIN 011494374 · Part number K-500-CH-1986

Kovatch Corp. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 59556

Government record, cited

NSN 5310-01-149-4374 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-149-4374. Manufacturer of record part number: K-500-CH-1986.

Also searched as 5310-01-149-4374 · 5310011494374 · NIIN 011494374 · 01-149-4374 · FSC 5310 Nuts and Washers · CAGE 59556 · K-500-CH-1986 · 43QK117

Nearby stock numbers ← 5310-01-149-4373 Washer · 5310-01-149-4375 →

5310-01-149-4374 — Nuts and Washers

Features

Washer — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Kovatch Corp.

Identification

NSN: 5310-01-149-4374
NIIN: 011494374
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: K-500-CH-1986
Manufacturer: Kovatch Corp.

General Description

The Washer, cataloged under National Stock Number 5310-01-149-4374, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Kovatch 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Kovatch Corp. (CAGE 59556)

Technical Specifications

Parameter	Value
NSN	5310-01-149-4374
Primary Part Number	K-500-CH-1986
Item Name	Washer
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Kovatch 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
K-500-CH-1986 PRIMARY	Kovatch Corp. (USA)

Reference documents

Reference	Meaning
43QK117	5/2 Secondary 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 5310-01-149-4374?

NSN 5310-01-149-4374 is a Washer, manufactured by Kovatch Corp., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-149-4374?

NSN 5310-01-149-4374 has 1 manufacturer part number on file: K-500-CH-1986 (Kovatch Corp.).

Is NSN 5310-01-149-4374 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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