Setscrew5305-01-532-4398

NSN 5305-01-532-4398 · NIIN 015324398

FSC 5305 — Screws · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5305-01-532-4398 · 5305015324398 · NIIN 015324398 · 01-532-4398 · FSC 5305 Screws

Nearby stock numbers ← 5305-01-532-4261 Screw, Machine · 5305-01-532-4420 Screw, Machine →

5305-01-532-4398 — Screws

Features

Setscrew — FSC 5305
Width Across Flats: 0.250 INCHES NOMINAL IN
Point Length: 0.049 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
Fastener Length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Point Chamfer Angle: 40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
Nominal Thread Diameter: 0.500 INCHES IN
Head Style: HEADLESS (SETSCREW)
Thread Direction: RIGHT-HAND

Identification

NSN: 5305-01-532-4398
NIIN: 015324398
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives

General Description

The Setscrew, cataloged under National Stock Number 5305-01-532-4398, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5305-01-532-4398
Item Name	Setscrew
FSC / FSG	5305 / 53 — Screws
Status	ACTIVE
Width Across Flats	0.250 INCHES NOMINAL IN
Point Length	0.049 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
Fastener Length	0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Point Chamfer Angle	40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
Nominal Thread Diameter	0.500 INCHES IN
Head Style	HEADLESS (SETSCREW)
Thread Direction	RIGHT-HAND
Point Style	FLAT
Surface Treatment	PASSIVATE OVERALL
Internal Drive Style	HEXAGON
Thread Class	3A A
Thread Quantity Per Inch	20
Material	STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 310 OR STEEL COMP 314 OR STEEL COMP 316 OVERALL
Thread Series Designator	UNF

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
MS51023-93	2/2 Government specification standardization U.S. Government activity

No interchangeability data on file.

Other items in FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-001-5016

5305-00-001-5016 · Item name not on file

5305-00-001-9160

5305-00-001-9160 · Item name not on file

5305-00-001-9629

SCREW,ADJUSTING CLEVIS

5305-00-001-9742

5305-00-001-9742 · Item name not on file

5305-00-001-9768

SCREW,CAP,SOCKET HEAD

5305-00-003-4306

SCREW,MACHINE

5305-00-003-6694

5305-00-003-6694 · Item name not on file

5305-00-003-6753

5305-00-003-6753 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-532-4398?

NSN 5305-01-532-4398 is a Setscrew, classified under FSC 5305, Screws. Status: active.

What are the specifications of 5305-01-532-4398?

Key specifications for 5305-01-532-4398: Width Across Flats: 0.250 INCHES NOMINAL IN; Point Length: 0.049 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN; Fastener Length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN; Point Chamfer Angle: 40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM. 14 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-532-4398 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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