The Stud,continuous Thread, cataloged under National Stock Number 5307-01-381-9863, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-381-9863 |
| Primary Part Number | 12420271 |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material Document and Classification | ASTM B16, HALF HARD ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.190 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 32 LOCATION NOT OTHERWISE SPECIFIED |
| Thread Quantity Per Inch | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Material | COPPER ALLOY 360 |
| Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 12420271 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12420271 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12420271 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 12429271 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
NSN 5307-01-381-9863 is a Stud,continuous Thread, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-381-9863 has 3 manufacturer part numbers on file: 12420271 (U S Army Tank Automotive Command Amsta-Im-Mm), 12420271 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12420271 (Amz Alabama Inc.).
Key specifications for 12420271: Material Document and Classification: ASTM B16, HALF HARD ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 1.720 INCHES MINIMUM AND 1.780 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.190 INCHES LOCATION NOT OTHERWISE SPECIFIED IN. 7 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.