The Starter,hydraulic, cataloged under National Stock Number 2995-01-255-1957, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Ambac International Corporation Div Ambac International. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2995-01-255-1957 |
| Primary Part Number | CMD-3A-121 |
| Item Name | Starter,hydraulic |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Manufacturer | Ambac International Corporation Div Ambac International |
| Status | ACTIVE |
| General Characteristics Item Description | GEAR DRIVEN-12 TEETH; 3400RPM NO LOAD-2600RPM FULL LOAD; OPERATING PRESSURE-20DEG PRESSURE ANGLE; CLOCKWISE ROTATION RPM |
| 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 |
|---|---|
| CMD-3A-121 PRIMARY | Ambac International Corporation Div Ambac International (USA) |
| 34955-1 | Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA) |
NSN 2995-01-255-1957 is a Starter,hydraulic, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
NSN 2995-01-255-1957 has 2 manufacturer part numbers on file: CMD-3A-121 (Ambac International Corporation Div Ambac International), 34955-1 (Solar Turbines Incorporated Dba Solar Turbines Incorporated).
Key specifications for CMD-3A-121: General Characteristics Item Description: GEAR DRIVEN-12 TEETH; 3400RPM NO LOAD-2600RPM FULL LOAD; OPERATING PRESSURE-20DEG PRESSURE ANGLE; CLOCKWISE ROTATION RPM. 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.