PartsTable TECHNICAL DATA SHEET

NSN 5310-01-454-7078Government record, cited

Nut, Plain, Square5310-01-454-7078

NSN 5310-01-454-7078 · NIIN 014547078 · Part number 9240-004 SHT 33

Naval Sea Systems Command Logistics Support Engineering Activity · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 12004

Government record, cited

NSN 5310-01-454-7078 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-454-7078. Manufacturer of record part number: 9240-004 SHT 33.

Also searched as 5310-01-454-7078 · 5310014547078 · NIIN 014547078 · 01-454-7078 · FSC 5310 Nuts and Washers · CAGE 12004 · 9240-004 SHT 33 · 26800332

Nearby stock numbers ← 5310-01-454-6852 Nut, Self-Locking, Hexagon · 5310-01-454-7080 Washer, Key →

5310-01-454-7078 — Nuts and Washers

Features

Nut,plain,square — FSC 5310
Width Across Flats: 0.375 INCHES NOMINAL IN
Thread Series: UNF
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.500 INCHES IN
Nut Height: 0.750 INCHES NOMINAL IN
Drilled Hole Diameter: 0.453 INCHES NOMINAL IN
Nut Style: SQUARE

Identification

NSN: 5310-01-454-7078
NIIN: 014547078
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 9240-004 SHT 33
Manufacturer: Naval Sea Systems Command Logistics Support Engineering Activity

General Description

The Nut,plain,square, cataloged under National Stock Number 5310-01-454-7078, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command Logistics Support Engineering Activity. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-454-7078
Primary Part Number	9240-004 SHT 33
Item Name	Nut,plain,square
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Naval Sea Systems Command Logistics Support Engineering Activity
Status	ACTIVE
Width Across Flats	0.375 INCHES NOMINAL IN
Thread Series	UNF
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.500 INCHES IN
Nut Height	0.750 INCHES NOMINAL IN
Drilled Hole Diameter	0.453 INCHES NOMINAL IN
Nut Style	SQUARE
Thread Class	2B
Thread Quantity Per Inch	20
Material	STEEL CORROSION RESISTING OVERALL
Bearing Surface Type	FLAT
Hole Type and Quantity	2 DRILLED

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
9240-004 SHT 33 PRIMARY	Naval Sea Systems Command Logistics Support Engineering Activity (USA)

Reference documents

Reference	Meaning
26800332	5/9 Secondary reference L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division

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

5310-00-000-1146

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

5310-00-000-5236

5310-00-000-5236 · Item name not on file

Related Parts in Hardware and Abrasives

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

4G19063-105A

5310-00-000-0079

WASHER,FLAT

10910174-33

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

5310-00-000-5236

5310-00-000-5236 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-454-7078?

NSN 5310-01-454-7078 is a Nut,plain,square, manufactured by Naval Sea Systems Command Logistics Support Engineering Activity, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-454-7078?

NSN 5310-01-454-7078 has 1 manufacturer part number on file: 9240-004 SHT 33 (Naval Sea Systems Command Logistics Support Engineering Activity).

What are the specifications of 9240-004 SHT 33?

Key specifications for 9240-004 SHT 33: Width Across Flats: 0.375 INCHES NOMINAL IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.500 INCHES IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-454-7078 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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