The Regulator,engine Generator, cataloged under National Stock Number 2920-00-255-4948, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2920-00-255-4948 |
| Item Name | Regulator,engine Generator |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Status | ACTIVE |
| Center to Center Distance Between Holes Along Width and Hole Along Length | 5.062 INCHES NOMINAL IN |
| Field Relay Unit | NOT INCLUDED |
| Terminal Quantity | 3 |
| Terminal Type | SCREW |
| Current Regulator Unit Type | WIRE WOUND COIL |
| Shock Mount | NOT PROVIDED |
| Output Current Rating in Amps | 23.0 MINIMUM AND 27.0 MAXIMUM |
| Radio Interference Shielding | NOT PROVIDED |
| Distance Between Holes Along Width | 1.500 INCHES NOMINAL IN |
| Cut-in Voltage Rating | 5.9 MINIMUM AND 6.7 MAXIMUM |
| Mounting Style | THREE HOLE TRIANGULAR |
| Voltage Regulator Unit Type | WIRE WOUND COIL |
| Mounting Hole Diameter | 0.278 INCHES NOMINAL IN |
| Output Voltage Rating in Volts | 6.8 MINIMUM AND 7.5 MAXIMUM |
| System Voltage Rating | 6.0 |
| Voltage Regulator Unit Quantity | 1 |
| Current Regulator Unit Quantity | 1 |
| Environmental Protection | CORROSION RESISTANT AND FUNGUS RESISTANT |
| Terminal Encasement | NOT ENCASED |
| Circuit Control Device Type | CUTOUT RELAY |
| System Ground Polarity | POSITIVE |
| Reverse Current Overload Circuit Breaker | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1118701 | 3/9 Design control — primary reference General Motors Corp Delco Remy Div |
| 1118701 | 5/9 Secondary reference General Motors Corp |
| 1118701 | C/1 Advisory reference — outside the item-of-supply concept Borgwarner Pds (anderson), L.l.c. |
NSN 2920-00-255-4948 is a Regulator,engine Generator, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-612-7143. Verify interchangeability with system specifications before substitution.
Key specifications for 2920-00-255-4948: Center to Center Distance Between Holes Along Width and Hole Along Length: 5.062 INCHES NOMINAL IN; Field Relay Unit: NOT INCLUDED; Terminal Quantity: 3; Terminal Type: SCREW. 22 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.