NSN 5305-01-643-0580 · NIIN 016430580 · Part number 91857A540
Mcmaster-Carr Supply Co · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 0KVE6
Government record, cited
NSN 5305-01-643-0580 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-643-0580. Manufacturer of record part number: 91857A540.
Also searched as5305-01-643-0580 ·
5305016430580 ·
NIIN 016430580 ·
01-643-0580 ·
FSC 5305 Screws · CAGE 0KVE6 · 91857A540
Nearby stock numbers← 5305-01-643-0570 Screw, Cap, Hexagon Head
·
5305-01-643-0587 Screw, Cap, Hexagon Head →
5305-01-643-0580 — Screws
Features
Screw,machine — FSC 5305
Head Height: 0.175 INCHES NOMINAL IN
Fastener Length: 0.750 INCHES NOMINAL IN
Thread Length: 0.750 INCHES NOMINAL IN
Nominal Thread Diameter: 0.250 INCHES IN
Head Style: ROUND
Thread Direction: RIGHT-HAND
Screw Material: STEEL COMP 316
Identification
NSN: 5305-01-643-0580
NIIN: 016430580
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 91857A540
Manufacturer: Mcmaster-Carr Supply Co
General Description
The Screw,machine, cataloged under National Stock Number 5305-01-643-0580, 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 12 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.
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Frequently Asked Questions
What is NSN 5305-01-643-0580?
NSN 5305-01-643-0580 is a Screw,machine, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-643-0580?
NSN 5305-01-643-0580 has 1 manufacturer part number on file: 91857A540 (Mcmaster-Carr Supply Co).
What are the specifications of 91857A540?
Key specifications for 91857A540: Head Height: 0.175 INCHES NOMINAL IN; Fastener Length: 0.750 INCHES NOMINAL IN; Thread Length: 0.750 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN. 12 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-643-0580 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.