Nut, Plain, Hexagon5310-01-018-5314

NSN 5310-01-018-5314 · NIIN 010185314 · Part number 21054S

Falls Filtration Technologies, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 00736

Government record, cited

NSN 5310-01-018-5314 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-018-5314. Manufacturer of record part number: 21054S.

Also searched as 5310-01-018-5314 · 5310010185314 · NIIN 010185314 · 01-018-5314 · FSC 5310 Nuts and Washers · CAGE 00736 · 21054S

Nearby stock numbers ← 5310-01-018-5312 · 5310-01-018-5330 Nut, Plain, Cap →

5310-01-018-5314 — Nuts and Washers

Features

Nut,plain,hexagon — FSC 5310
Width Across Flats: 0.750 INCHES NOMINAL IN
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.500 INCHES IN
Nut Height: 0.312 INCHES NOMINAL IN
Nut Style: HEXAGON
Thread Class: 2B

Identification

NSN: 5310-01-018-5314
NIIN: 010185314
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 21054S
Manufacturer: Falls Filtration Technologies, Inc.

General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-018-5314, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 10 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	5310-01-018-5314
Primary Part Number	21054S
Item Name	Nut,plain,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Falls Filtration Technologies, Inc.
Status	ACTIVE
Width Across Flats	0.750 INCHES NOMINAL IN
Thread Series	UNIFIED NATIONAL COARSE (UNC)
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.500 INCHES IN
Nut Height	0.312 INCHES NOMINAL IN
Nut Style	HEXAGON
Thread Class	2B
Thread Quantity Per Inch	13
Material	STEEL COMP 303 OVERALL
Bearing Surface Type	CHAMFERED OR WASHER FACED

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
21054S PRIMARY	Falls Filtration Technologies, 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 5310-01-018-5314?

NSN 5310-01-018-5314 is a Nut,plain,hexagon, manufactured by Falls Filtration Technologies, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-018-5314?

NSN 5310-01-018-5314 has 1 manufacturer part number on file: 21054S (Falls Filtration Technologies, Inc.).

What are the specifications of 21054S?

Key specifications for 21054S: Width Across Flats: 0.750 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.500 INCHES IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-018-5314 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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