Thumbscrew5305-01-658-9571

NSN 5305-01-658-9571 · NIIN 016589571

FSC 5305 — Screws · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5305-01-658-9571 · 5305016589571 · NIIN 016589571 · 01-658-9571 · FSC 5305 Screws

Nearby stock numbers ← 5305-01-658-9506 Screw, Cap, Hexagon Head · 5305-01-658-9665 Screw, Cap, Hexagon Head →

5305-01-658-9571 — Screws

Features

Thumbscrew — FSC 5305
Head Height: 0.750 INCHES NOMINAL IN
Fastener Length: 7.470 INCHES NOMINAL IN
Surface Treatment Document and Classification: ASTM A967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Nominal Thread Diameter: 0.250 INCHES IN
Head Style: DOUBLE CHAMFER
Thread Direction: RIGHT-HAND
Surface Treatment: PASSIVATE OVERALL

Identification

NSN: 5305-01-658-9571
NIIN: 016589571
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives

General Description

The Thumbscrew, cataloged under National Stock Number 5305-01-658-9571, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5305-01-658-9571
Item Name	Thumbscrew
FSC / FSG	5305 / 53 — Screws
Status	ACTIVE
Head Height	0.750 INCHES NOMINAL IN
Fastener Length	7.470 INCHES NOMINAL IN
Surface Treatment Document and Classification	ASTM A967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Nominal Thread Diameter	0.250 INCHES IN
Head Style	DOUBLE CHAMFER
Thread Direction	RIGHT-HAND
Surface Treatment	PASSIVATE OVERALL
Chamfer Angle	45.0 DEGREES NOMINAL
Thread Class	2A A
Thread Quantity Per Inch	28
Material	STEEL COMP XM-12 OVERALL
Thread Series Designator	UNF
Head Diameter	1.000 INCHES NOMINAL 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
MA310001-35	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 5305-01-658-9571?

NSN 5305-01-658-9571 is a Thumbscrew, classified under FSC 5305, Screws. Status: active.

What are the specifications of 5305-01-658-9571?

Key specifications for 5305-01-658-9571: Head Height: 0.750 INCHES NOMINAL IN; Fastener Length: 7.470 INCHES NOMINAL IN; Surface Treatment Document and Classification: ASTM A967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Nominal Thread Diameter: 0.250 INCHES IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-658-9571 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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