PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11662343Screw,cap,hexagon Head

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5305-01-099-6439 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-099-6439 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-099-6439. Primary manufacturer part number: 11662343.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Class: 2A A
  • Thread Length: 1.625 INCHES NOMINAL IN
  • Thread Series Designator: UNS
  • Material Document and Classification: ASTM A576 ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Head Height: 0.609 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 14
  • Nominal Thread Diameter: 0.938 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1038 or Steel Comp 1039 or Steel Comp 1040 or Steel Comp 1541 or Steel Comp 1042 or Steel Comp 1043 or Steel Comp 1045 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-099-6439, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-099-6439
Primary Part Number11662343
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Thread Class2A A
Thread Length1.625 INCHES NOMINAL IN
Thread Series DesignatorUNS
Material Document and ClassificationASTM A576 ASSN STD ALL MATERIAL RESPONSES OVERALL
Head Height0.609 INCHES NOMINAL IN
Thread Quantity Per Inch14
Nominal Thread Diameter0.938 INCHES IN
MaterialSTEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OR STEEL COMP 1541 OR STEEL COMP 1042 OR STEEL COMP 1043 OR STEEL COMP 1045 OVERALL
Fastener Length4.969 INCHES MINIMUM AND 5.031 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Head StyleHEXAGON
Width Between Flats1.653 INCHES MINIMUM AND 1.732 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5136-00-224-15075136-00-224-1507 INTERCHANGEABLE
Die,rethreading
General Services Administration Federal Supply Service
5310-00-365-320631329 INTERCHANGEABLE
Nut,plain,wing
Prestolite Electric Inc
6740-00-443-713231-344 INTERCHANGEABLE
Cap,probe
Pakon Inc Dba Impak Division
3020-00-937-6053 INTERCHANGEABLE
Gear,spur
6610-00-942-306231329 INTERCHANGEABLE
Case Assy
Aerosonic Llc
5305-01-317-986431329 INTERCHANGEABLE
Screw,cap,socket Head
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
11662343 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
3-13-29 Hutchens Industries Inc (USA)
Related Parts
5136-00-224-1507INTERCHANGEABLE
DIE,RETHREADING
5136-00-224-1507
5310-00-365-3206INTERCHANGEABLE
NUT,PLAIN,WING
31329
6740-00-443-7132INTERCHANGEABLE
CAP,PROBE
31-344
3020-00-937-6053INTERCHANGEABLE
GEAR,SPUR
6610-00-942-3062INTERCHANGEABLE
CASE ASSY
31329
5305-01-317-9864INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
31329

Frequently Asked Questions

What is NSN 5305-01-099-6439?

NSN 5305-01-099-6439 is a Screw,cap,hexagon Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-099-6439?

NSN 5305-01-099-6439 has 2 cross-referenced part numbers: 11662343 (U S Army Tank Automotive Command Amsta-Im-Mm), 3-13-29 (Hutchens Industries Inc).

What NSN replaces 5305-01-099-6439?

There are 6 known substitutes for 5305-01-099-6439: 5136-00-224-1507, 5310-00-365-3206, 6740-00-443-7132 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11662343?

Key specifications for 11662343: Thread Class: 2A A; Thread Length: 1.625 INCHES NOMINAL IN; Thread Series Designator: UNS; Material Document and Classification: ASTM A576 ASSN STD ALL MATERIAL RESPONSES OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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