Setscrew5305-01-491-3592

NSN 5305-01-491-3592 · NIIN 014913592 · Part number 5402603

W S Darley & Co · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 15852

Government record, cited

NSN 5305-01-491-3592 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-491-3592. Manufacturer of record part number: 5402603.

Also searched as 5305-01-491-3592 · 5305014913592 · NIIN 014913592 · 01-491-3592 · FSC 5305 Screws · CAGE 15852 · 5402603

Nearby stock numbers ← 5305-01-491-3545 Screw, Machine · 5305-01-491-3612 Screw, Machine →

5305-01-491-3592 — Screws

Features

Setscrew — FSC 5305
Thread Length: 0.375 INCHES NOMINAL IN
Nominal Thread Diameter: 0.250 INCHES IN
Thread Direction: RIGHT-HAND
Thread Quantity Per Inch: 20
Material: STEEL OVERALL
1 manufacturer part number on file
Manufacturer of record: W S Darley & Co

Identification

NSN: 5305-01-491-3592
NIIN: 014913592
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 5402603
Manufacturer: W S Darley & Co

General Description

The Setscrew, cataloged under National Stock Number 5305-01-491-3592, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is W S Darley & Co. Government technical data includes 5 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	5305-01-491-3592
Primary Part Number	5402603
Item Name	Setscrew
FSC / FSG	5305 / 53 — Screws
Manufacturer	W S Darley & Co
Status	ACTIVE
Thread Length	0.375 INCHES NOMINAL IN
Nominal Thread Diameter	0.250 INCHES IN
Thread Direction	RIGHT-HAND
Thread Quantity Per Inch	20
Material	STEEL OVERALL

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
5402603 PRIMARY	W S Darley & Co (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.

5305-00-000-0094

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 5305-01-491-3592?

NSN 5305-01-491-3592 is a Setscrew, manufactured by W S Darley & Co, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-491-3592?

NSN 5305-01-491-3592 has 1 manufacturer part number on file: 5402603 (W S Darley & Co).

What are the specifications of 5402603?

Key specifications for 5402603: Thread Length: 0.375 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Thread Direction: RIGHT-HAND; Thread Quantity Per Inch: 20. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-491-3592 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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