Nut, Plain, Hexagon5310-01-442-3638

NSN 5310-01-442-3638 · NIIN 014423638 · Part number 7D3-05664 ITEM NO. 31

Lake Shore Systems, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 34712

Government record, cited

NSN 5310-01-442-3638 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-442-3638. Manufacturer of record part number: 7D3-05664 ITEM NO. 31.

Also searched as 5310-01-442-3638 · 5310014423638 · NIIN 014423638 · 01-442-3638 · FSC 5310 Nuts and Washers · CAGE 34712 · 7D3-05664 ITEM NO. 31

Nearby stock numbers ← 5310-01-442-3633 Washer, Spring Tension · 5310-01-442-3639 Nut, Self-Locking, Hexagon →

5310-01-442-3638 — Nuts and Washers

Features

Nut,plain,hexagon — FSC 5310
Width Across Flats: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.375 INCHES IN
Nut Height: 0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
Nut Style: HEXAGON
Thread Class: 2B

Identification

NSN: 5310-01-442-3638
NIIN: 014423638
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 7D3-05664 ITEM NO. 31
Manufacturer: Lake Shore Systems, Inc.

General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-442-3638, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 9 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	5310-01-442-3638
Primary Part Number	7D3-05664 ITEM NO. 31
Item Name	Nut,plain,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Lake Shore Systems, Inc.
Status	ACTIVE
Width Across Flats	0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Thread Series	UNIFIED NATIONAL COARSE (UNC)
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.375 INCHES IN
Nut Height	0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
Nut Style	HEXAGON
Thread Class	2B
Thread Quantity Per Inch	16
Material	STEEL COMP 316 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
7D3-05664 ITEM NO. 31 PRIMARY	Lake Shore Systems, 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 5310-01-442-3638?

NSN 5310-01-442-3638 is a Nut,plain,hexagon, manufactured by Lake Shore Systems, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-442-3638?

NSN 5310-01-442-3638 has 1 manufacturer part number on file: 7D3-05664 ITEM NO. 31 (Lake Shore Systems, Inc.).

What are the specifications of 7D3-05664 ITEM NO. 31?

Key specifications for 7D3-05664 ITEM NO. 31: Width Across Flats: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.375 INCHES IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-442-3638 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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