The Armature,generator, cataloged under National Stock Number 2920-00-236-9981, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2920-00-236-9981 |
| Primary Part Number | 8327900 |
| Item Name | Armature,generator |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Overall Diameter | 2.7810 INCHES MINIMUM AND 2.7840 INCHES MAXIMUM IN |
| Features Provided | SHAFT |
| Construction | SLOT WOUND |
| 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 |
|---|---|
| 8327900 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 1879002 | Borgwarner Pds (anderson), L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| 1879002 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 1879002 | 5/9 Secondary reference General Motors Corp AC-Delco Div Government Order Dept |
| 1879002 | 5/9 Secondary reference Diamond Reo Truck Co |
| 1879002 | 3/9 Design control — primary reference General Motors Corp Delco Remy Div |
| 1879002 | 5/9 Secondary reference Rolls-Royce Solutions America Inc |
| 1879002 | 5/9 Secondary reference General Motors Corp |
| 136940H | 5/2 Secondary reference U.S. Government activity |
| 1879002 | 5/2 Secondary reference U.S. Government activity |
| 394132 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 136940H | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 2920-00-236-9981 is a Armature,generator, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-00-236-9981 has 2 manufacturer part numbers on file: 8327900 (U S Army Tank Automotive Command Amsta-Im-Mm), 1879002 (Borgwarner Pds (anderson), L.l.c.).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-131-5494. Verify interchangeability with system specifications before substitution.
Key specifications for 8327900: Overall Diameter: 2.7810 INCHES MINIMUM AND 2.7840 INCHES MAXIMUM IN; Overall Length: 10.4062 INCHES NOMINAL IN; Features Provided: SHAFT; Construction: SLOT WOUND. 3 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.