PartsTable TECHNICAL DATA SHEET

NSN 5310-01-464-1238Government record, cited

Washer, Lock5310-01-464-1238

NSN 5310-01-464-1238 · NIIN 014641238 · Part number 649-D-7664 ITEM 14

Aqua-Chem, Inc. Dba Aqua-Chem Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0EXU3

Government record, cited

NSN 5310-01-464-1238 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-464-1238. Manufacturer of record part number: 649-D-7664 ITEM 14.

Also searched as 5310-01-464-1238 · 5310014641238 · NIIN 014641238 · 01-464-1238 · FSC 5310 Nuts and Washers · CAGE 0EXU3 · 649-D-7664 ITEM 14 · 952-00308 · 952-0308-000

Nearby stock numbers ← 5310-01-464-1237 Nut, Plain, Hexagon · 5310-01-464-1246 Washer, Lock →

5310-01-464-1238 — Nuts and Washers

Features

Washer,lock — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Aqua-Chem, Inc. Dba Aqua-Chem Inc

Identification

NSN: 5310-01-464-1238
NIIN: 014641238
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 649-D-7664 ITEM 14
Manufacturer: Aqua-Chem, Inc. Dba Aqua-Chem Inc

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-464-1238, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,lock
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Aqua-Chem, Inc. Dba Aqua-Chem Inc (CAGE 0EXU3)

Technical Specifications

Parameter	Value
NSN	5310-01-464-1238
Primary Part Number	649-D-7664 ITEM 14
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Aqua-Chem, Inc. Dba Aqua-Chem 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)

Cross-Reference Index

Part Number	Manufacturer
649-D-7664 ITEM 14	Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA)
952-0308-000	Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA)

Reference documents

Reference	Meaning
649-D-7664 ITEM 14	5/9 Secondary reference Aqua-Chem, Inc.
952-00308	3/9 Design control — primary reference Aqua-Chem, Inc.

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 5310-01-464-1238?

NSN 5310-01-464-1238 is a Washer,lock, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-464-1238?

NSN 5310-01-464-1238 has 2 manufacturer part numbers on file: 649-D-7664 ITEM 14 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 952-0308-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).

Is NSN 5310-01-464-1238 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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