PartsTable TECHNICAL DATA SHEET
NSN 5305-01-457-5175Government record, cited

Screw, Cap, Hexagon Head5305-01-457-5175

NSN 5305-01-457-5175 · NIIN 014575175 · Part number AES01C375A12AW9A9B
The American Society of Mechanical Engineers · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 05047
Government record, cited
NSN 5305-01-457-5175 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-457-5175. Manufacturer of record part number: AES01C375A12AW9A9B.
Also searched as  5305-01-457-5175 · 5305014575175 · NIIN 014575175 · 01-457-5175 · FSC 5305 Screws · CAGE 05047 · AES01C375A12AW9A9B · ASME B18.2.1 · B1821BH038C125C
Nearby stock numbers  ·
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
  • Fastener Length: 1.250 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: AASTM,B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
  • Thread Length: 1.000 INCHES NOMINAL IN
  • Material Document and Classification: ASTM,A354,GR8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Head Style: HEXAGON
Identification
  • NSN: 5305-01-457-5175
  • NIIN: 014575175
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: AES01C375A12AW9A9B
  • Manufacturer: The American Society of Mechanical Engineers
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-457-5175, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-457-5175
Primary Part NumberAES01C375A12AW9A9B
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — Screws
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Head Height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Fastener Length1.250 INCHES NOMINAL IN
Surface Treatment Document and ClassificationAASTM,B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Thread Length1.000 INCHES NOMINAL IN
Material Document and ClassificationASTM,A354,GR8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Diameter0.375 INCHES IN
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Width Between Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Surface TreatmentCHROMATE ZINC OVERALL
Thread Class2A A
Thread Quantity Per Inch16
MaterialSTEEL OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
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
AES01C375A12AW9A9B PRIMARY The American Society of Mechanical Engineers (USA)
Reference documents
ReferenceMeaning
ASME B18.2.1 5/1 Secondary reference
The American Society of Mechanical Engineers
B1821BH038C125C 5/9 Secondary reference
U.S. Government activity
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
5305-00-000-1397
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
5305-00-000-5456
5305-00-000-5456 · Item name not on file
5305-00-000-5699
5305-00-000-5699 · Item name not on file
Related Parts in Hardware and Abrasives
5305-00-000-0094
SCREW,CLOSE TOLERANCE
HT4036-4-25
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
5305-00-000-5456
5305-00-000-5456 · Item name not on file
5305-00-000-5699
5305-00-000-5699 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-457-5175?

NSN 5305-01-457-5175 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-457-5175?

NSN 5305-01-457-5175 has 1 manufacturer part number on file: AES01C375A12AW9A9B (The American Society of Mechanical Engineers).

What are the specifications of AES01C375A12AW9A9B?

Key specifications for AES01C375A12AW9A9B: Head Height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN; Fastener Length: 1.250 INCHES NOMINAL IN; Surface Treatment Document and Classification: AASTM,B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 1.000 INCHES NOMINAL IN. 14 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-457-5175 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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