PartsTable TECHNICAL DATA SHEET
NSN 5305-01-680-1260Government record, cited

Screw, Cap, Socket Head5305-01-680-1260

NSN 5305-01-680-1260 · NIIN 016801260 · Part number 90128A361
Mcmaster-Carr Supply Co · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 39428
Government record, cited
NSN 5305-01-680-1260 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-680-1260. Manufacturer of record part number: 90128A361.
Also searched as  5305-01-680-1260 · 5305016801260 · NIIN 016801260 · 01-680-1260 · FSC 5305 Screws · CAGE 39428 · 90128A361
Nearby stock numbers  ·
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Height: 0.25 INCHES NOMINAL IN
  • Fastener Length: 0.50 INCHES NOMINAL IN
  • Nominal Thread Diameter: 28.0 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Surface Treatment: ZINC OVERALL
  • Internal Drive Style: HEXAGON
  • Thread Class: 3A A
Identification
  • NSN: 5305-01-680-1260
  • NIIN: 016801260
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 90128A361
  • Manufacturer: Mcmaster-Carr Supply Co
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-680-1260, 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.

Technical Specifications
ParameterValue
NSN5305-01-680-1260
Primary Part Number90128A361
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — Screws
ManufacturerMcmaster-Carr Supply Co
StatusACTIVE
Head Height0.25 INCHES NOMINAL IN
Fastener Length0.50 INCHES NOMINAL IN
Nominal Thread Diameter28.0 INCHES IN
Thread DirectionRIGHT-HAND
Surface TreatmentZINC OVERALL
Internal Drive StyleHEXAGON
Thread Class3A A
Thread Quantity Per Inch25
MaterialSTEEL OVERALL
Thread Series DesignatorUNF
Hole Diameter0.1875 INCHES NOMINAL IN
Head Diameter0.375 INCHES NOMINAL IN
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
90128A361 PRIMARY Mcmaster-Carr Supply Co (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 5305-01-680-1260?

NSN 5305-01-680-1260 is a Screw,cap,socket Head, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-680-1260?

NSN 5305-01-680-1260 has 1 manufacturer part number on file: 90128A361 (Mcmaster-Carr Supply Co).

What are the specifications of 90128A361?

Key specifications for 90128A361: Head Height: 0.25 INCHES NOMINAL IN; Fastener Length: 0.50 INCHES NOMINAL IN; Nominal Thread Diameter: 28.0 INCHES IN; Thread Direction: RIGHT-HAND. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-680-1260 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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