Screw, Machine5305-01-439-9191

NSN 5305-01-439-9191 · NIIN 014399191

FSC 5305 — Screws · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5305-01-439-9191 · 5305014399191 · NIIN 014399191 · 01-439-9191 · FSC 5305 Screws

Nearby stock numbers ← 5305-01-439-9190 Screw, Machine · 5305-01-439-9194 Screw, Cap, Socket Head →

5305-01-439-9191 — Screws

Features

Screw,machine — FSC 5305
Head Height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
Screw Surface Treatment: CADMIUM AND CHROMATE
Fastener Length: 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Thread Length: 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Spline Major Diameter: 0.178 INCHES NOMINAL IN
Nominal Thread Diameter: 0.190 INCHES IN
Head Style: UNDERCUT PAN NO. 2

Identification

NSN: 5305-01-439-9191
NIIN: 014399191
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives

General Description

The Screw,machine, cataloged under National Stock Number 5305-01-439-9191, 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14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5305-01-439-9191
Item Name	Screw,machine
FSC / FSG	5305 / 53 — Screws
Status	ACTIVE
Head Height	0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
Screw Surface Treatment	CADMIUM AND CHROMATE
Fastener Length	0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Thread Length	0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Spline Major Diameter	0.178 INCHES NOMINAL IN
Nominal Thread Diameter	0.190 INCHES IN
Head Style	UNDERCUT PAN NO. 2
Thread Direction	RIGHT-HAND
Screw Material	STEEL
Internal Drive Style	TORX
Thread Class	2A A
Thread Quantity Per Inch	32
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)
Head Diameter	0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN

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
212-0713-00	3/2 Design control — primary reference 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.

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-1397

5305-00-000-1397 · Item name not on file

5305-00-000-2625

5305-00-000-2625 · Item name not on file

5305-00-000-3669

5305-00-000-3669 · Item name not on file

5305-00-000-3830

5305-00-000-3830 · Item name not on file

5305-00-000-3831

5305-00-000-3831 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-439-9191?

NSN 5305-01-439-9191 is a Screw,machine, classified under FSC 5305, Screws. Status: active.

What are the specifications of 5305-01-439-9191?

Key specifications for 5305-01-439-9191: Head Height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Thread Length: 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN. 14 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-439-9191 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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