The Control Assembly,expansion Valve, cataloged under National Stock Number 4130-00-763-0712, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Emerson Electric Co Alco Controls Div. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-00-763-0712 |
| Primary Part Number | XB1019FW551B |
| Item Name | Control Assembly,expansion Valve |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Emerson Electric Co Alco Controls Div |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL DIAPHRAGM,COLOR CODED YELLOW FOR REFRIGERANT R-12,INTERNAL @EQUALIZER,EXTERNAL SUPERHEAT ADJUSTMENT,ALL PURPOSE W POWER ELEMENT CHARGE W/RANGE FROM MINUS 40 DEG F TO PLUS 50 DEG F,MAXOPERATING PRESSURE 55 PSIG,EXTERNAL BULB W/5.000 FT TUBE FT |
| 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 |
|---|---|
| XB1019FW551B PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| Reference | Meaning |
|---|---|
| XB1019FW551A | 5/9 Secondary reference Air Conditioning Supply Co. Inc. |
| XB1019 | 5/9 Secondary reference Emerson Electric Co Alco Controls Div |
| XB1019FW551A | 5/9 Secondary reference Emerson Electric Co Alco Controls Div |
NSN 4130-00-763-0712 is a Control Assembly,expansion Valve, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-00-763-0712 has 1 manufacturer part number on file: XB1019FW551B (Emerson Electric Co Alco Controls Div).
Key specifications for XB1019FW551B: General Characteristics Item Description: STAINLESS STEEL DIAPHRAGM,COLOR CODED YELLOW FOR REFRIGERANT R-12,INTERNAL @EQUALIZER,EXTERNAL SUPERHEAT ADJUSTMENT,ALL PURPOSE W POWER ELEMENT CHARGE W/RANGE FROM MINUS 40 DEG F TO PLUS 50 DEG F,MAXOPERATING PRESSURE 55 PSIG,EXTERNAL BULB W/5.000 FT TUBE FT; End Item Identification: ALCO THERMO EXPANSION VALVE MODELS TCL,TJL,TO,TOC AND TS. 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.