The Operator,valve, cataloged under National Stock Number 4810-01-155-0262, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-155-0262 |
| Primary Part Number | 301R-B-100-W-137-K-50 |
| Item Name | Operator,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
| Status | ACTIVE |
| General Characteristics Item Description | DUCTILE IRON ENCLOSURE; 100 INCH/POUNDS TORQUE SETTING; 24.0 R. P. M.; WITH HANDWHEEL AND PROPORTION CONTROLLER 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 |
|---|---|
| 301R-B-100-W-137-K-50 PRIMARY | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
| Reference | Meaning |
|---|---|
| 301R-D-100-W-137-K-50 | 5/9 Secondary reference Eaton Aerospace Llc Sterer Engineering Morgan Actuators |
| 301R-B-100-W-17 | C/1 Advisory reference — outside the item-of-supply concept Eaton Aerospace Llc Sterer Engineering Morgan Actuators |
NSN 4810-01-155-0262 is a Operator,valve, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-155-0262 has 1 manufacturer part number on file: 301R-B-100-W-137-K-50 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).
Key specifications for 301R-B-100-W-137-K-50: General Characteristics Item Description: DUCTILE IRON ENCLOSURE; 100 INCH/POUNDS TORQUE SETTING; 24.0 R. P. M.; WITH HANDWHEEL AND PROPORTION CONTROLLER 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.