Screw, Drive5305-01-551-7971

NSN 5305-01-551-7971 · NIIN 015517971 · Part number 90081A170

Mcmaster-Carr Supply Co · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 39428

Government record, cited

NSN 5305-01-551-7971 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-551-7971. Manufacturer of record part number: 90081A170.

Also searched as 5305-01-551-7971 · 5305015517971 · NIIN 015517971 · 01-551-7971 · FSC 5305 Screws · CAGE 39428 · 90081A170

Nearby stock numbers ← 5305-01-551-7969 Screw, Tapping · 5305-01-551-7982 Screw, Cap, Hexagon Head →

5305-01-551-7971 — Screws

Features

Screw,drive — FSC 5305
Nonmachine Nominal Thread Diameter: 0.154 INCHES IN
Head Height: 0.111 INCHES NOMINAL IN
Fastener Length: 0.500 INCHES NOMINAL IN
Nonmachine Thread Style: DRIVE SCREW (TYPE U)
Features Provided: UNFINISHED HEAD
Head Style: ROUND
Surface Treatment: ZINC OVERALL

Identification

NSN: 5305-01-551-7971
NIIN: 015517971
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 90081A170
Manufacturer: Mcmaster-Carr Supply Co

General Description

The Screw,drive, cataloged under National Stock Number 5305-01-551-7971, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 9 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	5305-01-551-7971
Primary Part Number	90081A170
Item Name	Screw,drive
FSC / FSG	5305 / 53 — Screws
Manufacturer	Mcmaster-Carr Supply Co
Status	ACTIVE
Nonmachine Nominal Thread Diameter	0.154 INCHES IN
Head Height	0.111 INCHES NOMINAL IN
Fastener Length	0.500 INCHES NOMINAL IN
Nonmachine Thread Style	DRIVE SCREW (TYPE U)
Features Provided	UNFINISHED HEAD
Head Style	ROUND
Surface Treatment	ZINC OVERALL
Material	STEEL OVERALL
Head Diameter	0.285 INCHES NOMINAL IN

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
90081A170 PRIMARY	Mcmaster-Carr Supply Co (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 5305-01-551-7971?

NSN 5305-01-551-7971 is a Screw,drive, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-551-7971?

NSN 5305-01-551-7971 has 1 manufacturer part number on file: 90081A170 (Mcmaster-Carr Supply Co).

What are the specifications of 90081A170?

Key specifications for 90081A170: Nonmachine Nominal Thread Diameter: 0.154 INCHES IN; Head Height: 0.111 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Nonmachine Thread Style: DRIVE SCREW (TYPE U). 9 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-551-7971 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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