The Actuator with Card, cataloged under National Stock Number 4140-01-460-4600, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Barber-Colman Co Siebe Environmental Controls Div. Government technical data includes 2 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-460-4600 |
| Primary Part Number | MF-63123+MFC-420 |
| Item Name | Actuator with Card |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Barber-Colman Co Siebe Environmental Controls Div |
| Status | ACTIVE |
| General Characteristics Item Description | MF-63123 SERIES FLOATING VALVE ACTUATOR IS AN AIR-IMMERSED NON-SPRING RETURN ACTUATOR TO BE USED WITH FLOATING DDC CONTROLLERS; OPTIONAL CONTROL MODULE CARDS FOR PROPORTIONAL CONTROL; 210 POUND MINIMUM OUTPUT FORCE WITH AUTOMATIC LOAD LIMIT; WIDE OPERATING AMBIENT RANGE OF 0 TO 148 DEGREE F; MF-63123 SERIES IS AVAILABLE WITH A POSITION FEEDBACK POTENTIOMETER; DIE CAST HOUSING; DOUBLE THREAD 1/2 IN. DIA. STAINLESS STEEL JACKSCREW; ROLLER THRUST BEARING AND ALL METAL GEARTRAIN LBS |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| MF-63123+MFC-420 PRIMARY | Barber-Colman Co Siebe Environmental Controls Div (USA) |
NSN 4140-01-460-4600 is a Actuator with Card, manufactured by Barber-Colman Co Siebe Environmental Controls Div, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-460-4600 has 1 manufacturer part number on file: MF-63123+MFC-420 (Barber-Colman Co Siebe Environmental Controls Div).
Key specifications for MF-63123+MFC-420: General Characteristics Item Description: MF-63123 SERIES FLOATING VALVE ACTUATOR IS AN AIR-IMMERSED NON-SPRING RETURN ACTUATOR TO BE USED WITH FLOATING DDC CONTROLLERS; OPTIONAL CONTROL MODULE CARDS FOR PROPORTIONAL CONTROL; 210 POUND MINIMUM OUTPUT FORCE WITH AUTOMATIC LOAD LIMIT; WIDE OPERATING AMBIENT RANGE OF 0 TO 148 DEGREE F; MF-63123 SERIES IS AVAILABLE WITH A POSITION FEEDBACK POTENTIOMETER; DIE CAST HOUSING; DOUBLE THREAD 1/2 IN. DIA. STAINLESS STEEL JACKSCREW; ROLLER THRUST BEARING AND ALL METAL GEARTRAIN LBS; Material: STEEL CORROSION RESISTING. 2 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.