The Regulator,hatch Actuator, cataloged under National Stock Number 3950-01-026-3898, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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.
| Parameter | Value |
|---|---|
| NSN | 3950-01-026-3898 |
| Primary Part Number | 3021467 |
| Item Name | Regulator,hatch Actuator |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | AL ALLOY BODY,DUAL COUNTERBALANCE OPERATION,COMPATIBLE W/HYDRAULIC FLUIDS IAW MIL-H-19457,SCREW ADJUSTING,TWO 0.410 IN. DIA MTG HOLES LOCATED 3.500 IN. APART C TO C,O/A DIM. 4.620 IN. LG BY 4.500 IN. W BY 1.500 IN. H,OPERATING PRESSURE 0.0 TO 1500 PSIA,BURST PRESSURE 10000 PSI MIN IN |
| 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 |
|---|---|
| 3021467 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3950-01-026-3898 is a Regulator,hatch Actuator, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-026-3898 has 1 manufacturer part number on file: 3021467 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-496-4390. Verify interchangeability with system specifications before substitution.
Key specifications for 3021467: General Characteristics Item Description: AL ALLOY BODY,DUAL COUNTERBALANCE OPERATION,COMPATIBLE W/HYDRAULIC FLUIDS IAW MIL-H-19457,SCREW ADJUSTING,TWO 0.410 IN. DIA MTG HOLES LOCATED 3.500 IN. APART C TO C,O/A DIM. 4.620 IN. LG BY 4.500 IN. W BY 1.500 IN. H,OPERATING PRESSURE 0.0 TO 1500 PSIA,BURST PRESSURE 10000 PSI MIN IN. 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.