Screw5305-01-256-2387

NSN 5305-01-256-2387 · NIIN 012562387 · Part number ST 172C3-8

The Boeing Company · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 18355

Government record, cited

NSN 5305-01-256-2387 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-256-2387. Manufacturer of record part number: ST 172C3-8.

Also searched as 5305-01-256-2387 · 5305012562387 · NIIN 012562387 · 01-256-2387 · FSC 5305 Screws · CAGE 18355 · ST 172C3-8

Nearby stock numbers ← 5305-01-256-2198 Thumbscrew · 5305-01-256-2579 Setscrew →

5305-01-256-2387 — Screws

Features

Screw — FSC 5305
FSC Application Data: USED ON PEACEKEEPER STAGE II
1 manufacturer part number on file
Manufacturer of record: The Boeing Company

Identification

NSN: 5305-01-256-2387
NIIN: 012562387
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: ST 172C3-8
Manufacturer: The Boeing Company

General Description

The Screw, cataloged under National Stock Number 5305-01-256-2387, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 1 specification, 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	5305-01-256-2387
Primary Part Number	ST 172C3-8
Item Name	Screw
FSC / FSG	5305 / 53 — Screws
Manufacturer	The Boeing Company
Status	ACTIVE
FSC Application Data	USED ON PEACEKEEPER STAGE II

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
ST 172C3-8 PRIMARY	The Boeing Company (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 5305-01-256-2387?

NSN 5305-01-256-2387 is a Screw, manufactured by The Boeing Company, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-256-2387?

NSN 5305-01-256-2387 has 1 manufacturer part number on file: ST 172C3-8 (The Boeing Company).

What are the specifications of ST 172C3-8?

Key specifications for ST 172C3-8: FSC Application Data: USED ON PEACEKEEPER STAGE II. 1 specification is documented in the U.S. Government catalog.

Is NSN 5305-01-256-2387 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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