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NSN 5305-01-561-9479Government record, cited
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Screw, Cap, Socket Head5305-01-561-9479

NSN 5305-01-561-9479 · NIIN 015619479 · Part number AES18C375A00BB3A81
The American Society of Mechanical Engineers · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 05047
Government record, cited
NSN 5305-01-561-9479 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-561-9479. Manufacturer of record part number: AES18C375A00BB3A81.
Also searched as  5305-01-561-9479 · 5305015619479 · NIIN 015619479 · 01-561-9479 · FSC 5305 Screws · CAGE 05047 · AES18C375A00BB3A81 · ASME B18.24-2004 · ASME B18.3-2003
Nearby stock numbers  ·
UNIFIED NATIONAL COARSE (UNC) BOLT/SCREW PROFILE
5305-01-561-9479 — Screws
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Surface Treatment: ZINC OVERALL
  • Material: STEEL OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • 1 manufacturer part number on file
  • Manufacturer of record: The American Society of Mechanical Engineers
Identification
  • NSN: 5305-01-561-9479
  • NIIN: 015619479
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: AES18C375A00BB3A81
  • Manufacturer: The American Society of Mechanical Engineers
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-561-9479, 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 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-561-9479
Primary Part NumberAES18C375A00BB3A81
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — Screws
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Thread DirectionRIGHT-HAND
Surface TreatmentZINC OVERALL
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
⇄ Related Items 10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5305-01-561-9780AES18C164500EA3BZA POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-561-9790AES18C190500EA3BZ1 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-570-5862AES18U250625EA2A31 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-570-8582AES18C250A50BB3A91 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-573-7666AES18C375A00DG5A81 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-574-3781AES18C375875CH7A31 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-574-4758AES18C375625CH7A31 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-575-1689AES18C375A50CH7A31 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-578-2245AES18U250625EA2A11 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-578-2258AES18K190500EA2A16 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
Cross-Reference Index
Part NumberManufacturer
AES18C375A00BB3A81 PRIMARY The American Society of Mechanical Engineers (USA)
Reference documents
ReferenceMeaning
ASME B18.24-2004 5/1 Secondary reference
The American Society of Mechanical Engineers
ASME B18.3-2003 5/1 Secondary reference
The American Society of Mechanical Engineers
Related Parts
5305-01-561-9780POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18C164500EA3BZA
5305-01-561-9790POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18C190500EA3BZ1
5305-01-570-5862POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18U250625EA2A31
5305-01-570-8582POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18C250A50BB3A91
5305-01-573-7666POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18C375A00DG5A81
5305-01-574-3781POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18C375875CH7A31
5305-01-574-4758POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18C375625CH7A31
5305-01-575-1689POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18C375A50CH7A31
5305-01-578-2245POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18U250625EA2A11
5305-01-578-2258POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
AES18K190500EA2A16

Frequently Asked Questions

What is NSN 5305-01-561-9479?

NSN 5305-01-561-9479 is a Screw,cap,socket Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-561-9479?

NSN 5305-01-561-9479 has 1 manufacturer part number on file: AES18C375A00BB3A81 (The American Society of Mechanical Engineers).

What NSN replaces 5305-01-561-9479?

10 possible matches (shared part number, not a government interchangeability claim): 5305-01-561-9780, 5305-01-561-9790, 5305-01-570-5862. Verify interchangeability with system specifications before substitution.

What are the specifications of AES18C375A00BB3A81?

Key specifications for AES18C375A00BB3A81: Thread Direction: RIGHT-HAND; Surface Treatment: ZINC OVERALL; End Item Identification: 2590-01-551-7979 HOIST UNIT, HYDRAULIC, VEHICLAR BODY; Material: STEEL OVERALL. 4 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-561-9479 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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