The Block,junction, cataloged under National Stock Number 2590-00-770-6791, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Block,junction |
| FSC / FSG | 2590 — Miscellaneous Vehicular Components (FSG 25) |
| Manufacturers | Prestolite Electric Inc (CAGE 24975); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (CAGE 62265) |
| Parameter | Value |
|---|---|
| NSN | 2590-00-770-6791 |
| Primary Part Number | 7706791 |
| Item Name | Block,junction |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| SP2188 | Prestolite Electric Inc (USA) |
| 7706791 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 16UKS22676 | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| 16UKS32676 | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| Reference | Meaning |
|---|---|
| SP2188 | 5/9 Secondary reference Prestolite Electric Inc |
| 423574 | 5/9 Secondary reference White Motor Corp |
NSN 2590-00-770-6791 is a Block,junction, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-00-770-6791 has 4 manufacturer part numbers on file: SP2188 (Prestolite Electric Inc), 7706791 (U S Army Tank Automotive Command Amsta-Im-Mm), 16UKS22676 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), 16UKS32676 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)).
2 possible matches (shared part number, not a government interchangeability claim): 5365-00-952-5712, 6515-01-494-3578. Verify interchangeability with system specifications before substitution.
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.