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NSN 5305-01-612-6578Government record, cited

Screw, Cap, Hexagon Head5305-01-612-6578

NSN 5305-01-612-6578 · NIIN 016126578 · Part number 91287A155
Mcmaster-Carr Supply Company · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 2V507
Government record, cited
NSN 5305-01-612-6578 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-612-6578. Manufacturer of record part number: 91287A155.
Also searched as  5305-01-612-6578 · 5305016126578 · NIIN 016126578 · 01-612-6578 · FSC 5305 Screws · CAGE 2V507 · 91287A155
Nearby stock numbers  ·
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Height: 5.3 MILLIMETERS NOMINAL MM
  • Fastener Length: 40.3 MILLIMETERS NOMINAL MM
  • Thread Pitch in Millimeters: 1.25
  • Thread Length: 35.0 MILLIMETERS NOMINAL MM
  • Head Style: HEXAGON
  • Thread Direction: RIGHT-HAND
  • Width Between Flats: 13.0 MILLIMETERS NOMINAL MM
Identification
  • NSN: 5305-01-612-6578
  • NIIN: 016126578
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 91287A155
  • Manufacturer: Mcmaster-Carr Supply Company
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-612-6578, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Company. Government technical data includes 10 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
ParameterValue
NSN5305-01-612-6578
Primary Part Number91287A155
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — Screws
ManufacturerMcmaster-Carr Supply Company
StatusACTIVE
Head Height5.3 MILLIMETERS NOMINAL MM
Fastener Length40.3 MILLIMETERS NOMINAL MM
Thread Pitch in Millimeters1.25
Thread Length35.0 MILLIMETERS NOMINAL MM
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Width Between Flats13.0 MILLIMETERS NOMINAL MM
Nonstandard Thread Pitch Diameter-7.188 TO 7.348 MILLIMETERS MM
MaterialSTEEL CORROSION RESISTING OVERALL
Thread Series DesignatorM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
91287A155 PRIMARY Mcmaster-Carr Supply Company (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.
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-1397
5305-00-000-1397 · Item name not on file
5305-00-000-2625
5305-00-000-2625 · Item name not on file
5305-00-000-3669
5305-00-000-3669 · Item name not on file
5305-00-000-3830
5305-00-000-3830 · Item name not on file
5305-00-000-3831
5305-00-000-3831 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-612-6578?

NSN 5305-01-612-6578 is a Screw,cap,hexagon Head, manufactured by Mcmaster-Carr Supply Company, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-612-6578?

NSN 5305-01-612-6578 has 1 manufacturer part number on file: 91287A155 (Mcmaster-Carr Supply Company).

What are the specifications of 91287A155?

Key specifications for 91287A155: Head Height: 5.3 MILLIMETERS NOMINAL MM; Fastener Length: 40.3 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.25; Thread Length: 35.0 MILLIMETERS NOMINAL MM. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-612-6578 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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