The Adapter,torque Wrench, cataloged under National Stock Number 5120-01-115-1891, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-115-1891 |
| Primary Part Number | 12298105-1 |
| Item Name | Adapter,torque Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Drive Surface Size | 0.312 INCHES NOMINAL SECOND END0.312 INCHES NOMINAL SECOND END IN |
| Wrenching Surface Size | 0.840 INCHES NOMINAL FIRST END0.840 INCHES NOMINAL FIRST END IN |
| Wrenching End Outside Diameter | 1.090 INCHES NOMINAL1.090 INCHES NOMINAL IN |
| Style Designator | BOX ENDBOX END |
| Wrenching Surface Shape | RECTANGULAR FIRST END INTERNALRECTANGULAR FIRST END INTERNAL |
| Drive End Shape | SPLINE SECOND END INTERNALSPLINE SECOND END INTERNAL |
| Drive End Head Thickness | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Drive End Outside Diameter | 0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN |
| Material | STEEL COMP 4130 OVERALL |
| Wrenching End Head Thickness | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| 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 |
|---|---|
| 12298105-1 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 10082739 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 12298105 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5120-01-115-1891 is a Adapter,torque Wrench, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-115-1891 has 1 manufacturer part number on file: 12298105-1 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-115-1893. Verify interchangeability with system specifications before substitution.
Key specifications for 12298105-1: Drive Surface Size: 0.312 INCHES NOMINAL SECOND END0.312 INCHES NOMINAL SECOND END IN; Wrenching Surface Size: 0.840 INCHES NOMINAL FIRST END0.840 INCHES NOMINAL FIRST END IN; Wrenching End Outside Diameter: 1.090 INCHES NOMINAL1.090 INCHES NOMINAL IN; Style Designator: BOX ENDBOX END. 10 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.