NSN 5305-01-641-9900 · NIIN 016419900 · Part number 91263A353
Accurate Screw Machine Corp Div Accurate Screw Machine Corporation · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 51506
Government record, cited
NSN 5305-01-641-9900 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-641-9900. Manufacturer of record part number: 91263A353.
Also searched as5305-01-641-9900 ·
5305016419900 ·
NIIN 016419900 ·
01-641-9900 ·
FSC 5305 Screws · CAGE 51506 · 91263A353
Manufacturer: Accurate Screw Machine Corp Div Accurate Screw Machine Corporation
General Description
The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-641-9900, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Accurate Screw Machine Corp Div Accurate Screw Machine Corporation. Government technical data includes 12 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.
Technical Specifications
Parameter
Value
NSN
5305-01-641-9900
Primary Part Number
91263A353
Item Name
Screw,cap,socket Head
FSC / FSG
5305 / 53 — Screws
Manufacturer
Accurate Screw Machine Corp Div Accurate Screw Machine Corporation
Accurate Screw Machine Corp Div Accurate Screw Machine 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.
5305-00-001-5016
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 5305-01-641-9900?
NSN 5305-01-641-9900 is a Screw,cap,socket Head, manufactured by Accurate Screw Machine Corp Div Accurate Screw Machine Corporation, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-641-9900?
NSN 5305-01-641-9900 has 2 manufacturer part numbers on file: 91263A353 (Mcmaster-Carr Supply Co), 91263A353 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).
What are the specifications of 91263A353?
Key specifications for 91263A353: Width Across Flats: 0.190 INCHES NOMINAL IN; Fastener Length: 1.00 INCHES NOMINAL IN; Nominal Thread Diameter: 0.312 INCHES IN; Head Style: FLAT COUNTERSUNK. 12 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-641-9900 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.