Thumbscrew5305-01-409-1651

NSN 5305-01-409-1651 · NIIN 014091651

FSC 5305 — Screws · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5305-01-409-1651 · 5305014091651 · NIIN 014091651 · 01-409-1651 · FSC 5305 Screws · CL-18-SHS-SN · ES8379-18D

Nearby stock numbers ← 5305-01-409-1649 Setscrew · 5305-01-409-1697 →

5305-01-409-1651 — Screws

Features

Thumbscrew — FSC 5305
Point Swivel Included Angle: 20.0 DEGREES NOMINAL
Point Diameter: 0.375 INCHES NOMINAL IN
Head Height: 0.312 INCHES NOMINAL IN
Point Length: 0.359 INCHES NOMINAL IN
Fastener Length: 1.593 INCHES NOMINAL IN
Thread Length: 1.109 INCHES NOMINAL IN
Nominal Thread Diameter: 0.250 INCHES IN

Identification

NSN: 5305-01-409-1651
NIIN: 014091651
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives

General Description

The Thumbscrew, cataloged under National Stock Number 5305-01-409-1651, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5305-01-409-1651
Item Name	Thumbscrew
FSC / FSG	5305 / 53 — Screws
Status	ACTIVE
Point Swivel Included Angle	20.0 DEGREES NOMINAL
Point Diameter	0.375 INCHES NOMINAL IN
Head Height	0.312 INCHES NOMINAL IN
Point Length	0.359 INCHES NOMINAL IN
Fastener Length	1.593 INCHES NOMINAL IN
Thread Length	1.109 INCHES NOMINAL IN
Nominal Thread Diameter	0.250 INCHES IN
Head Style	KNURLED NO. 1
Thread Direction	RIGHT-HAND
Point Style	UNIVERSAL
Thread Class	2A A
Thread Quantity Per Inch	20
Material	STEEL CORROSION RESISTING FASTENER
Material	PLASTIC NYLON POINT
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)
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
CL-18-SHS-SN	3/2 Design control — primary reference U.S. Government activity
ES8379-18D	5/9 Secondary reference Drs Sustainment Systems, Inc.

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 5305-01-409-1651?

NSN 5305-01-409-1651 is a Thumbscrew, classified under FSC 5305, Screws. Status: active.

What are the specifications of 5305-01-409-1651?

Key specifications for 5305-01-409-1651: Point Swivel Included Angle: 20.0 DEGREES NOMINAL; Point Diameter: 0.375 INCHES NOMINAL IN; Head Height: 0.312 INCHES NOMINAL IN; Point Length: 0.359 INCHES NOMINAL IN. 16 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-409-1651 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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