NSN 5305-01-722-5978 · NIIN 017225978 · Part number 63310SS-1
Accurate Screw Machine Co · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 0FYV4
Government record, cited
NSN 5305-01-722-5978 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-722-5978. Manufacturer of record part number: 63310SS-1.
Also searched as5305-01-722-5978 ·
5305017225978 ·
NIIN 017225978 ·
01-722-5978 ·
FSC 5305 Screws · CAGE 0FYV4 · 63310SS-1
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
1 manufacturer part number on file
Manufacturer of record: Accurate Screw Machine Co
Identification
NSN: 5305-01-722-5978
NIIN: 017225978
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 63310SS-1
Manufacturer: Accurate Screw Machine Co
General Description
The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-722-5978, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Accurate Screw Machine Co. Government technical data includes 5 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 5305-01-722-5978?
NSN 5305-01-722-5978 is a Screw,cap,socket Head, manufactured by Accurate Screw Machine Co, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-722-5978?
NSN 5305-01-722-5978 has 1 manufacturer part number on file: 63310SS-1 (Accurate Screw Machine Co).
What are the specifications of 63310SS-1?
Key specifications for 63310SS-1: Fastener Length: 2.500 INCHES NOMINAL IN; Nominal Thread Diameter: 0.190 INCHES IN; Part Name Assigned by Controlling Agency: SOCKET HEAD CAP SCREW; Thread Quantity Per Inch: 24. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-722-5978 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.