Screw, Machine5305-01-515-1391

NSN 5305-01-515-1391 · NIIN 015151391 · Part number 8100-1251-0298 PT.NO.311

Bath Iron Works Corporation · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 70876

Government record, cited

NSN 5305-01-515-1391 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-515-1391. Manufacturer of record part number: 8100-1251-0298 PT.NO.311.

Also searched as 5305-01-515-1391 · 5305015151391 · NIIN 015151391 · 01-515-1391 · FSC 5305 Screws · CAGE 70876 · 8100-1251-0298 PT.NO.311

Nearby stock numbers ← 5305-01-515-1337 Screw, Externally Relieved Body · 5305-01-515-1419 Screw, Cap, Hexagon Head →

5305-01-515-1391 — Screws

Features

Screw,machine — FSC 5305
Fastener Length: 0.750 INCHES NOMINAL IN
Thread Length: 0.750 INCHES NOMINAL IN
Nominal Thread Diameter: 0.250 INCHES IN
Screw Material: COPPER ALLOY
Thread Class: 3A A
Thread Quantity Per Inch: 20
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)

Identification

NSN: 5305-01-515-1391
NIIN: 015151391
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 8100-1251-0298 PT.NO.311
Manufacturer: Bath Iron Works Corporation

General Description

The Screw,machine, cataloged under National Stock Number 5305-01-515-1391, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Bath Iron Works 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	5305-01-515-1391
Primary Part Number	8100-1251-0298 PT.NO.311
Item Name	Screw,machine
FSC / FSG	5305 / 53 — Screws
Manufacturer	Bath Iron Works Corporation
Status	ACTIVE
Fastener Length	0.750 INCHES NOMINAL IN
Thread Length	0.750 INCHES NOMINAL IN
Nominal Thread Diameter	0.250 INCHES IN
Screw Material	COPPER ALLOY
Thread Class	3A A
Thread Quantity Per Inch	20
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
8100-1251-0298 PT.NO.311 PRIMARY	Bath Iron Works 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.

5305-00-000-0094

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 5305-01-515-1391?

NSN 5305-01-515-1391 is a Screw,machine, manufactured by Bath Iron Works Corporation, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-515-1391?

NSN 5305-01-515-1391 has 1 manufacturer part number on file: 8100-1251-0298 PT.NO.311 (Bath Iron Works Corporation).

What are the specifications of 8100-1251-0298 PT.NO.311?

Key specifications for 8100-1251-0298 PT.NO.311: Fastener Length: 0.750 INCHES NOMINAL IN; Thread Length: 0.750 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Screw Material: COPPER ALLOY. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-515-1391 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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