PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12419954-131Screw,cap,hexagon Head

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5305-01-658-8377 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-658-8377 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-658-8377. Primary manufacturer part number: 12419954-131.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Style: HEXAGON
  • Thread Class: 2A A
  • Width Between Flats: 18.67 INCHES MINIMUM AND 19.00 INCHES MAXIMUM IN
  • Fastener Length: 16.0 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Head Height: 7.32 INCHES MINIMUM AND 7.68 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 12.00 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-658-8377, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-658-8377
Primary Part Number12419954-131
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Head StyleHEXAGON
Thread Class2A A
Width Between Flats18.67 INCHES MINIMUM AND 19.00 INCHES MAXIMUM IN
Fastener Length16.0 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Head Height7.32 INCHES MINIMUM AND 7.68 INCHES MAXIMUM IN
Nominal Thread Diameter12.00 INCHES IN
Thread Quantity Per Inch1.75
Thread Length16.0 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Surface TreatmentPHOSPHATE ZINC OVERALL
MaterialSTEEL OVERALL
ColorBLACK OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-01-651-286612419954-134 INTERCHANGEABLE
Screw,cap,hexagon Head
U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-651-47453836188010 INTERCHANGEABLE
Screw,cap,hexagon Head
Oshkosh Defense Llc
5305-01-651-98473836188005 INTERCHANGEABLE
Screw,cap,hexagon Head
Oshkosh Defense Llc
5305-01-652-13013836188013 INTERCHANGEABLE
Screw,cap,hexagon Head
Oshkosh Defense Llc
5305-01-652-267312419954-136 INTERCHANGEABLE
Screw,cap,hexagon Head
U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-653-38703836188029 INTERCHANGEABLE
Screw,cap,hexagon Head
Oshkosh Defense Llc
5305-01-666-326812419954-132 INTERCHANGEABLE
Screw,cap,hexagon Head
U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-669-345640726 INTERCHANGEABLE
Screw,cap,hexagon Head
Fastenal Company Div Oshk
5305-01-670-747612600127-006 INTERCHANGEABLE
Screw,cap,hexagon Head
U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-672-51283836188001 INTERCHANGEABLE
Screw,cap,hexagon Head
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
12419954-131 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
3836188027 PRIMARY Oshkosh Defense Llc (USA)
3836188 Oshkosh Defense Llc (USA)
Related Parts
5305-01-651-2866INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12419954-134
5305-01-651-4745INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
3836188010
5305-01-651-9847INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
3836188005
5305-01-652-1301INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
3836188013
5305-01-652-2673INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12419954-136
5305-01-653-3870INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
3836188029
5305-01-666-3268INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12419954-132
5305-01-669-3456INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
40726
5305-01-670-7476INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12600127-006
5305-01-672-5128INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
3836188001
5305-01-677-0923INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12600127
5305-01-677-0931INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12600127-023

Frequently Asked Questions

What is NSN 5305-01-658-8377?

NSN 5305-01-658-8377 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 5305-01-658-8377?

NSN 5305-01-658-8377 has 3 cross-referenced part numbers: 12419954-131 (U S Army Tank Automotive Command Amsta-Im-Mm), 3836188027 (Oshkosh Defense Llc), 3836188 (Oshkosh Defense Llc).

What NSN replaces 5305-01-658-8377?

There are 12 known substitutes for 5305-01-658-8377: 5305-01-651-2866, 5305-01-651-4745, 5305-01-651-9847 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12419954-131?

Key specifications for 12419954-131: Head Style: HEXAGON; Thread Class: 2A A; Width Between Flats: 18.67 INCHES MINIMUM AND 19.00 INCHES MAXIMUM IN; Part Name Assigned by Controlling Agency: SCR,CAP,HEX,TAB,M12 C10.9MB MB. 15 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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