Setscrew5305-01-320-4520

NSN 5305-01-320-4520 · NIIN 013204520 · Part number 799204629-002

Lockheed Martin Corporation · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 04939

Government record, cited

NSN 5305-01-320-4520 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-320-4520. Manufacturer of record part number: 799204629-002.

Also searched as 5305-01-320-4520 · 5305013204520 · NIIN 013204520 · 01-320-4520 · FSC 5305 Screws · CAGE 04939 · 799204629-002

Nearby stock numbers ← 5305-01-320-4519 Screw, Externally Relieved Body · 5305-01-320-4615 Screw, Machine →

5305-01-320-4520 — Screws

Features

Setscrew — FSC 5305
Fastener Length: 0.504 INCHES NOMINAL IN
Nominal Thread Diameter: 0.138 INCHES IN
Thread Direction: RIGHT-HAND
Surface Treatment: PASSIVATE OVERALL
Thread Quantity Per Inch: 32
Material: STEEL OVERALL
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)

Identification

NSN: 5305-01-320-4520
NIIN: 013204520
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 799204629-002
Manufacturer: Lockheed Martin Corporation

General Description

The Setscrew, cataloged under National Stock Number 5305-01-320-4520, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 7 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	5305-01-320-4520
Primary Part Number	799204629-002
Item Name	Setscrew
FSC / FSG	5305 / 53 — Screws
Manufacturer	Lockheed Martin Corporation
Status	ACTIVE
Fastener Length	0.504 INCHES NOMINAL IN
Nominal Thread Diameter	0.138 INCHES IN
Thread Direction	RIGHT-HAND
Surface Treatment	PASSIVATE OVERALL
Thread Quantity Per Inch	32
Material	STEEL OVERALL
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

Part Number	Manufacturer
799204629-002 PRIMARY	Lockheed Martin Corporation (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 5305-01-320-4520?

NSN 5305-01-320-4520 is a Setscrew, manufactured by Lockheed Martin Corporation, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-320-4520?

NSN 5305-01-320-4520 has 1 manufacturer part number on file: 799204629-002 (Lockheed Martin Corporation).

What are the specifications of 799204629-002?

Key specifications for 799204629-002: Fastener Length: 0.504 INCHES NOMINAL IN; Nominal Thread Diameter: 0.138 INCHES IN; Thread Direction: RIGHT-HAND; Surface Treatment: PASSIVATE OVERALL. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-320-4520 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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