Setscrew5305-01-409-1649

NSN 5305-01-409-1649 · NIIN 014091649

FSC 5305 — Screws · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5305-01-409-1649 · 5305014091649 · NIIN 014091649 · 01-409-1649 · FSC 5305 Screws · ES8379-05D · CL-27-SSC-SN

Nearby stock numbers ← 5305-01-409-1648 Screw, Machine · 5305-01-409-1651 Thumbscrew →

5305-01-409-1649 — Screws

Features

Setscrew — FSC 5305
Point Swivel Included Angle: 20.0 DEGREES NOMINAL
Point Diameter: 0.500 INCHES NOMINAL IN
Width Across Flats: 0.156 INCHES NOMINAL IN
Point Length: 0.421 INCHES NOMINAL IN
Fastener Length: 2.093 INCHES NOMINAL IN
Nominal Thread Diameter: 0.312 INCHES IN
Head Style: HEADLESS (SETSCREW)

Identification

NSN: 5305-01-409-1649
NIIN: 014091649
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives

General Description

The Setscrew, cataloged under National Stock Number 5305-01-409-1649, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	5305-01-409-1649
Item Name	Setscrew
FSC / FSG	5305 / 53 — Screws
Status	ACTIVE
Point Swivel Included Angle	20.0 DEGREES NOMINAL
Point Diameter	0.500 INCHES NOMINAL IN
Width Across Flats	0.156 INCHES NOMINAL IN
Point Length	0.421 INCHES NOMINAL IN
Fastener Length	2.093 INCHES NOMINAL IN
Nominal Thread Diameter	0.312 INCHES IN
Head Style	HEADLESS (SETSCREW)
Thread Direction	RIGHT-HAND
Point Style	UNIVERSAL
Internal Drive Style	HEXAGON
Thread Class	2A A
Thread Quantity Per Inch	18
Material	STEEL CORROSION RESISTING FASTENER
Material	PLASTIC NYLON POINT
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)

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
ES8379-05D	5/9 Secondary reference Drs Sustainment Systems, Inc.
CL-27-SSC-SN	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.

5305-00-001-5016

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 5305-01-409-1649?

NSN 5305-01-409-1649 is a Setscrew, classified under FSC 5305, Screws. Status: active.

What are the specifications of 5305-01-409-1649?

Key specifications for 5305-01-409-1649: Point Swivel Included Angle: 20.0 DEGREES NOMINAL; Point Diameter: 0.500 INCHES NOMINAL IN; Width Across Flats: 0.156 INCHES NOMINAL IN; Point Length: 0.421 INCHES NOMINAL IN. 15 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-409-1649 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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