NSN 5305-01-481-3291 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-481-3291. Manufacturer of record part number: 863-000573.
Head Height: 0.151 INCHES NOMINAL0.151 INCHES NOMINAL IN
Fastener Length: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
Nominal Thread Diameter: 0.190 INCHES0.190 INCHES IN
Head Style: HEXAGONHEXAGON
Thread Direction: RIGHT-HANDRIGHT-HAND
Point Style: SELF-DRILLINGSELF-DRILLING
Width Between Flats: 0.313 INCHES NOMINAL0.313 INCHES NOMINAL IN
Identification
NSN: 5305-01-481-3291
NIIN: 014813291
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 863-000573
Manufacturer: Guild Associates Inc
General Description
The Screw,self-Drilling, cataloged under National Stock Number 5305-01-481-3291, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Guild Associates Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
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 5305-01-481-3291?
NSN 5305-01-481-3291 is a Screw,self-Drilling, manufactured by Guild Associates Inc, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-481-3291?
NSN 5305-01-481-3291 has 2 manufacturer part numbers on file: 91324A450 (Mcmaster-Carr Supply Co), 863-000573 (Guild Associates Inc).
What are the specifications of 863-000573?
Key specifications for 863-000573: Head Height: 0.151 INCHES NOMINAL0.151 INCHES NOMINAL IN; Fastener Length: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN; Nominal Thread Diameter: 0.190 INCHES0.190 INCHES IN; Head Style: HEXAGONHEXAGON. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-481-3291 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.