Screw, Machine5305-01-067-8489

NSN 5305-01-067-8489 · NIIN 010678489 · Part number 21601-A

Cummins Inc. · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 15434

Government record, cited

NSN 5305-01-067-8489 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-067-8489. Manufacturer of record part number: 21601-A.

Also searched as 5305-01-067-8489 · 5305010678489 · NIIN 010678489 · 01-067-8489 · FSC 5305 Screws · CAGE 15434 · 21601-A

Nearby stock numbers ← 5305-01-067-8473 Setscrew · 5305-01-067-8504 Screw, Wood →

5305-01-067-8489 — Screws

Features

Screw,machine — FSC 5305
Head Height: 0.187 INCHES NOMINAL IN
Fastener Length: 0.500 INCHES NOMINAL IN
Thread Length: 0.500 INCHES NOMINAL IN
Nominal Thread Diameter: 0.250 INCHES IN
Head Style: ROUND
Thread Direction: RIGHT-HAND
Screw Material: COPPER ALLOY

Identification

NSN: 5305-01-067-8489
NIIN: 010678489
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 21601-A
Manufacturer: Cummins Inc.

General Description

The Screw,machine, cataloged under National Stock Number 5305-01-067-8489, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. Government technical data includes 12 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	5305-01-067-8489
Primary Part Number	21601-A
Item Name	Screw,machine
FSC / FSG	5305 / 53 — Screws
Manufacturer	Cummins Inc.
Status	ACTIVE
Head Height	0.187 INCHES NOMINAL IN
Fastener Length	0.500 INCHES NOMINAL IN
Thread Length	0.500 INCHES NOMINAL IN
Nominal Thread Diameter	0.250 INCHES IN
Head Style	ROUND
Thread Direction	RIGHT-HAND
Screw Material	COPPER ALLOY
Internal Drive Style	SLOT
Thread Class	2A A
Thread Quantity Per Inch	20
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)
Head Diameter	0.375 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

Part Number	Manufacturer
21601-A PRIMARY	Cummins Inc. (USA)

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 5305-01-067-8489?

NSN 5305-01-067-8489 is a Screw,machine, manufactured by Cummins Inc., classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-067-8489?

NSN 5305-01-067-8489 has 1 manufacturer part number on file: 21601-A (Cummins Inc.).

What are the specifications of 21601-A?

Key specifications for 21601-A: Head Height: 0.187 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Thread Length: 0.500 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-067-8489 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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