The Actuator,bow Door, cataloged under National Stock Number 4810-01-057-8530, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Flowserve Corp Dba Automax Actuators Div Flowserve Us Company. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Actuator,bow Door |
| FSC / FSG | 4810 — Valves, Powered (FSG 48) |
| Manufacturers | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (CAGE 52374) |
| Parameter | Value |
|---|---|
| NSN | 4810-01-057-8530 |
| Primary Part Number | 01-435-0027-5 |
| Item Name | Actuator,bow Door |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 01-435-0027-5 PRIMARY | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| SMB4-01-435-0027-5 | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| Reference | Meaning |
|---|---|
| 01-435-0027-5 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
| SMB4-01-435-0027-5 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
NSN 4810-01-057-8530 is a Actuator,bow Door, manufactured by Flowserve Corp Dba Automax Actuators Div Flowserve Us Company, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-057-8530 has 2 manufacturer part numbers on file: 01-435-0027-5 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), SMB4-01-435-0027-5 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-199-5786. Verify interchangeability with system specifications before substitution.
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.