Setscrew5305-01-191-9143

NSN 5305-01-191-9143 · NIIN 011919143 · Part number 1855457

Northrop Grumman Systems Corporation · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 03956

Government record, cited

NSN 5305-01-191-9143 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-191-9143. Manufacturer of record part number: 1855457.

Also searched as 5305-01-191-9143 · 5305011919143 · NIIN 011919143 · 01-191-9143 · FSC 5305 Screws · CAGE 03956 · 1855457

Nearby stock numbers ← 5305-01-191-9142 Setscrew · 5305-01-191-9146 →

5305-01-191-9143 — Screws

Features

Setscrew — FSC 5305
Fastener Length: 0.250 INCHES NOMINAL IN
Head Style: HEADLESS (SETSCREW)
Thread Direction: RIGHT-HAND
Point Style: FLAT
Material: STEEL OVERALL
Thread Series Designator: UNS
1 manufacturer part number on file

Identification

NSN: 5305-01-191-9143
NIIN: 011919143
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 1855457
Manufacturer: Northrop Grumman Systems Corporation

General Description

The Setscrew, cataloged under National Stock Number 5305-01-191-9143, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 6 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	5305-01-191-9143
Primary Part Number	1855457
Item Name	Setscrew
FSC / FSG	5305 / 53 — Screws
Manufacturer	Northrop Grumman Systems Corporation
Status	ACTIVE
Fastener Length	0.250 INCHES NOMINAL IN
Head Style	HEADLESS (SETSCREW)
Thread Direction	RIGHT-HAND
Point Style	FLAT
Material	STEEL OVERALL
Thread Series Designator	UNS

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
1855457 PRIMARY	Northrop Grumman Systems 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 5305-01-191-9143?

NSN 5305-01-191-9143 is a Setscrew, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-191-9143?

NSN 5305-01-191-9143 has 1 manufacturer part number on file: 1855457 (Northrop Grumman Systems Corporation).

What are the specifications of 1855457?

Key specifications for 1855457: Fastener Length: 0.250 INCHES NOMINAL IN; Head Style: HEADLESS (SETSCREW); Thread Direction: RIGHT-HAND; Point Style: FLAT. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-191-9143 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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