The Key,machine, cataloged under National Stock Number 5315-00-032-1872, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5315-00-032-1872 |
| Primary Part Number | 5168861 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Key Chamfer Angle | 45.0 DEGREES NOMINAL |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Starting Edge Shape | CHAMFERED |
| Style Designator | PLAIN |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | CASEHARDENED |
| Key Chamfer Length | 0.031 INCHES NOMINAL IN |
| Material | STEEL COMP 3135 OVERALL |
| 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 |
|---|---|
| 4NK0163 | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| 5168861 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 16X28 | Kenworth Truck Co a Div of Paccar Inc (USA) |
| 4A2163 | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| 16X28 | Meritor Heavy Vehicle Systems, Llc (USA) |
| 16X28 | Meritor Industrial Products, Llc (USA) |
| 11BMT147 | Mack Trucks Inc Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| 1180D5 | 5/9 Secondary reference Diamond Reo Truck Co |
| 2035372 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 16X28 | 5/9 Secondary reference Paccar Government Group Co Yarrow Bay Office Pk |
| 12A7043 | 5/2 Secondary reference U.S. Government activity |
| 374989 | 5/9 Secondary reference White Motor Corp |
| 16X28 | 5/9 Secondary reference Kaitlin Corp |
| 16636M | 5/9 Secondary reference Diamond Reo Truck Co |
| 915812 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 16X28 | 5/9 Secondary reference Corbitt Co Inc |
| 2035372 | 5/9 Secondary reference General Motors Corp |
NSN 5315-00-032-1872 is a Key,machine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-032-1872 has 7 manufacturer part numbers on file: 4NK0163 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), 5168861 (U S Army Tank Automotive Command Amsta-Im-Mm), 16X28 (Kenworth Truck Co a Div of Paccar Inc), 4A2163 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), 16X28 (Meritor Heavy Vehicle Systems, Llc) and 2 more.
2 possible matches (shared part number, not a government interchangeability claim): 5998-00-081-7302, 6695-01-326-5326. Verify interchangeability with system specifications before substitution.
Key specifications for 5168861: Overall Height: 0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN; Key Chamfer Angle: 45.0 DEGREES NOMINAL; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL; Starting Edge Shape: CHAMFERED. 8 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.