The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-657-9896, 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 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-657-9896 |
| Primary Part Number | 12419954-207 |
| 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 | 14.78 MILLIMETERS MINIMUM AND 15.22 MILLIMETERS MAXIMUM MM |
| Fastener Length | 120.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 3.0 |
| Thread Length | 54.0 MILLIMETERS NOMINAL MM |
| Material Document and Classification | ASTM F568M ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 24.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 35.38 MILLIMETERS MINIMUM AND 36.00 MILLIMETERS MAXIMUM MM |
| Color | BLACK OVERALL |
| Surface Treatment | PHOSPHATE ZINC OVERALL |
| Material | STEEL OVERALL |
| Thread Series Designator | M |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3836192009 | Oshkosh Defense Llc (USA) |
| 12419954-207 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 3836192 | D/9 Drawing number reference only Oshkosh Defense Llc |
NSN 5305-01-657-9896 is a Screw,cap,hexagon Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-657-9896 has 2 manufacturer part numbers on file: 3836192009 (Oshkosh Defense Llc), 12419954-207 (U S Army Tank Automotive Command Amsta-Im-Mm).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-657-9991, 5305-01-716-2306. Verify interchangeability with system specifications before substitution.
Key specifications for 12419954-207: Head Height: 14.78 MILLIMETERS MINIMUM AND 15.22 MILLIMETERS MAXIMUM MM; Fastener Length: 120.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 3.0; Thread Length: 54.0 MILLIMETERS NOMINAL MM. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.