The Power Supply, cataloged under National Stock Number 6130-01-643-1240, is classified within Federal Supply Class 6130 (Converters, Electrical, Nonrotating) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Zenitel Usa, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6130-01-643-1240 |
| Primary Part Number | SB-4 |
| Item Name | Power Supply |
| FSC / FSG | 6130 / 61 — Converters, Electrical, Nonrotating |
| Manufacturer | Zenitel Usa, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| SB-4 PRIMARY | Zenitel Usa, Inc. (USA) |
NSN 6130-01-643-1240 is a Power Supply, manufactured by Zenitel Usa, Inc., classified under FSC 6130, Converters, Electrical, Nonrotating. Status: active.
NSN 6130-01-643-1240 has 1 manufacturer part number on file: SB-4 (Zenitel Usa, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-722-7783. Verify interchangeability with system specifications before substitution.
Key specifications for SB-4: Part Name Assigned by Controlling Agency: POWER SUPPLY; End Item Identification: BOAT,PATROL 7. 0 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.