Washer, Lock5310-01-050-3810

NSN 5310-01-050-3810 · NIIN 010503810 · Part number LW375SP

Thern Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 12437

Government record, cited

NSN 5310-01-050-3810 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-050-3810. Manufacturer of record part number: LW375SP.

Also searched as 5310-01-050-3810 · 5310010503810 · NIIN 010503810 · 01-050-3810 · FSC 5310 Nuts and Washers · CAGE 12437 · LW375SP

Nearby stock numbers ← 5310-01-050-3809 · 5310-01-050-3831 →

5310-01-050-3810 — Nuts and Washers

Features

Washer,lock — FSC 5310
Material: STEEL OVERALL
1 manufacturer part number on file
Manufacturer of record: Thern Inc

Identification

NSN: 5310-01-050-3810
NIIN: 010503810
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: LW375SP
Manufacturer: Thern Inc

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-050-3810, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Thern Inc. Government technical data includes 1 specification, 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	5310-01-050-3810
Primary Part Number	LW375SP
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Thern Inc
Status	ACTIVE
Material	STEEL OVERALL

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
LW375SP PRIMARY	Thern Inc (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 5310-01-050-3810?

NSN 5310-01-050-3810 is a Washer,lock, manufactured by Thern Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-050-3810?

NSN 5310-01-050-3810 has 1 manufacturer part number on file: LW375SP (Thern Inc).

What are the specifications of LW375SP?

Key specifications for LW375SP: Material: STEEL OVERALL. 1 specification is documented in the U.S. Government catalog.

Is NSN 5310-01-050-3810 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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