The Indicator,timing,engine, cataloged under National Stock Number 2990-01-411-7898, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-411-7898 |
| Primary Part Number | 10154638 |
| Item Name | Indicator,timing,engine |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| General Characteristics Item Description | LITTLE METAL BRACKET, 2 BOLT HOLES, HAS MARK ON IT FOR DEGREE OF ALIGNMENT |
| 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 |
|---|---|
| 10154638 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 10154638 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| 5715467 PRIMARY | Am General Llc (USA) |
| 10217384FIG8/17 | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 10154638 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 10154638 | 5/9 Secondary reference Am General Llc |
NSN 2990-01-411-7898 is a Indicator,timing,engine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-411-7898 has 4 manufacturer part numbers on file: 10154638 (U S Army Tank Automotive Command Amsta-Im-Mm), 10154638 (General Motors Llc Dba General Motors Llc), 5715467 (Am General Llc), 10217384FIG8/17 (Am General Llc).
Key specifications for 10154638: General Characteristics Item Description: LITTLE METAL BRACKET, 2 BOLT HOLES, HAS MARK ON IT FOR DEGREE OF ALIGNMENT; End Item Identification: TRUCK; VEHICLE SYSTEM 1-1/4 TON (HMMWV). 1 specification is 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.