NSN 5305-01-644-3000 · NIIN 016443000 · Part number 12543065-007
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 19207
Government record, cited
NSN 5305-01-644-3000 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-644-3000. Manufacturer of record part number: 12543065-007.
Nearby stock numbers← 5305-01-644-2951 Screw, Cap, Hexagon Head
·
5305-01-644-3027 Screw, Cap, Hexagon Head →
5305-01-644-3000 — Screws
Features
Screw,cap,hexagon Head — FSC 5305
Head Height: 0.323 INCHES MAXIMUM IN
Fastener Length: 1.000 INCHES NOMINAL IN
Thread Length: 1.000 INCHES NOMINAL IN
Nominal Thread Diameter: 0.500 INCHES IN
Head Style: HEXAGON
Thread Direction: RIGHT-HAND
Width Between Flats: 0.750 INCHES MAXIMUM IN
Identification
NSN: 5305-01-644-3000
NIIN: 016443000
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 12543065-007
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description
The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-644-3000, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5305-01-644-3000
Primary Part Number
12543065-007
Item Name
Screw,cap,hexagon Head
FSC / FSG
5305 / 53 — Screws
Manufacturer
U S Army Tank Automotive Command Amsta-Im-Mm
Status
ACTIVE
Head Height
0.323 INCHES MAXIMUM IN
Fastener Length
1.000 INCHES NOMINAL IN
Thread Length
1.000 INCHES NOMINAL IN
Nominal Thread Diameter
0.500 INCHES IN
Head Style
HEXAGON
Thread Direction
RIGHT-HAND
Width Between Flats
0.750 INCHES MAXIMUM IN
Thread Class
2A A
Thread Quantity Per Inch
13
Thread Series Designator
UNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5305-01-664-818212543065-009POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-709-206212543065-010POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-709-211112543065-011POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-717-747112543065-012POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-725-071212543065-013POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-727-243712543065-015POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-727-246612543065-014POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Reference documents
Reference
Meaning
12543065
D/9Drawing number reference only
U S Army Tank Automotive Command Amsta-Im-Mm
Related Parts
5305-01-664-8182POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
12543065-009
5305-01-709-2062POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
12543065-010
5305-01-709-2111POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
12543065-011
5305-01-717-7471POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
12543065-012
5305-01-725-0712POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
12543065-013
5305-01-727-2437POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
12543065-015
5305-01-727-2466POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
12543065-014
Frequently Asked Questions
What is NSN 5305-01-644-3000?
NSN 5305-01-644-3000 is a Screw,cap,hexagon Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-644-3000?
NSN 5305-01-644-3000 has 1 manufacturer part number on file: 12543065-007 (U S Army Tank Automotive Command Amsta-Im-Mm).
What NSN replaces 5305-01-644-3000?
7 possible matches (shared part number, not a government interchangeability claim): 5305-01-664-8182, 5305-01-709-2062, 5305-01-709-2111. Verify interchangeability with system specifications before substitution.
What are the specifications of 12543065-007?
Key specifications for 12543065-007: Head Height: 0.323 INCHES MAXIMUM IN; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 1.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.500 INCHES IN. 10 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-644-3000 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.