The Circuit Breaker, cataloged under National Stock Number 5925-01-573-5550, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 — Circuit Breakers (FSG 59) |
| Manufacturers | Fincantieri S.p.a. Div Direzione Navi Militari (CAGE A3121); Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (CAGE 0ACF4); Siemens Energy and Automation Inc Siemens Furnas Controls Div (CAGE 23826); Hydraulics International, Inc. Dba Hydraulics International Inc (CAGE 56529); Siemens Spa Div Building Technologies - Building Automation (CAGE AC432) |
| Parameter | Value |
|---|---|
| NSN | 5925-01-573-5550 |
| Primary Part Number | 3RV1011-1KA10 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3RV1011-1KA10 | Fincantieri S.p.a. Div Direzione Navi Militari (ITA) |
| 3RV1011-1KA10 PRIMARY | Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (USA) |
| 3RV1011-1KA10 PRIMARY | Siemens Energy and Automation Inc Siemens Furnas Controls Div (USA) |
| 060874-115 ITEM 8 | Hydraulics International, Inc. Dba Hydraulics International Inc (USA) |
| 3RV1011-1KA10 | Siemens Spa Div Building Technologies - Building Automation (ITA) |
| Reference | Meaning |
|---|---|
| 060874-115 | D/9 Drawing number reference only Hydraulics International, Inc. Dba Hydraulics International Inc |
NSN 5925-01-573-5550 is a Circuit Breaker, manufactured by Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-573-5550 has 5 manufacturer part numbers on file: 3RV1011-1KA10 (Fincantieri S.p.a. Div Direzione Navi Militari), 3RV1011-1KA10 (Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division), 3RV1011-1KA10 (Siemens Energy and Automation Inc Siemens Furnas Controls Div), 060874-115 ITEM 8 (Hydraulics International, Inc. Dba Hydraulics International Inc), 3RV1011-1KA10 (Siemens Spa Div Building Technologies - Building Automation).
1 possible match (shared part number, not a government interchangeability claim): 6110-01-573-8930. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). 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.