The Switch Assembly,pressure, cataloged under National Stock Number 6530-01-143-7656, is classified within Federal Supply Class 6530 (Hospital Furniture, Equipment, Utensils, and Supplies) of the Medical, Dental, and Veterinary Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6530-01-143-7656 |
| Item Name | Switch Assembly,pressure |
| FSC / FSG | 6530 / 65 — Hospital Furniture, Equipment, Utensils, and Supplies |
| Status | ACTIVE |
| Unit of Issue Cube | 0.076 CUBIC FEET |
| General Characteristics Item Description | DUAL SWITCH,SKELETON,PRESSURE CONTROL; 4.000 IN. LG BY 2.500 IN. W BY 2.000 IN. H NOMINAL O/A; MATERIAL,BRASS,NICKLE PLATED O/A; BELLOWS HOUSING 1.875 IN. LG,BY 0.500 IN. DIA,TERMINATED TO 0.125 IN. NPT; SWITCH HOUSING 2.000 IN. D,BY 1.750 IN. W,BY 1.875 IN. H; CONTAINS QTY 2 15 AMP SPDT SNAP ACTION ADJUSTABLE SWITCHES,115/230 VAC; ADJUSTABLE RANGE 0-300 PSI,DIFFERENTIAL OF 10 PLUS OR MIN 2 PSI,MAX DIFFERENTIAL BETWEEN SWITCHES 125 PSI; BELLOWS MATERIAL BRASS; SWITCH ASSEM MOUNTED AT 0.125 NPT END BY A BUSHING; 6 QUICK DISCONNECT ELECTRICAL CONNECTION MALE TERMINALS VAC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| J75A-274 | 3/2 Design control — primary reference U.S. Government activity |
| A1005784 | 5/9 Secondary reference Federal Equipment and Manufacturing Co., Inc. Div Federal Equipment & Manufacturing Co., Inc. |
NSN 6530-01-143-7656 is a Switch Assembly,pressure, classified under FSC 6530, Hospital Furniture, Equipment, Utensils, and Supplies. Status: active.
Key specifications for 6530-01-143-7656: Unit of Issue Cube: 0.076 CUBIC FEET; General Characteristics Item Description: DUAL SWITCH,SKELETON,PRESSURE CONTROL; 4.000 IN. LG BY 2.500 IN. W BY 2.000 IN. H NOMINAL O/A; MATERIAL,BRASS,NICKLE PLATED O/A; BELLOWS HOUSING 1.875 IN. LG,BY 0.500 IN. DIA,TERMINATED TO 0.125 IN. NPT; SWITCH HOUSING 2.000 IN. D,BY 1.750 IN. W,BY 1.875 IN. H; CONTAINS QTY 2 15 AMP SPDT SNAP ACTION ADJUSTABLE SWITCHES,115/230 VAC; ADJUSTABLE RANGE 0-300 PSI,DIFFERENTIAL OF 10 PLUS OR MIN 2 PSI,MAX DIFFERENTIAL BETWEEN SWITCHES 125 PSI; BELLOWS MATERIAL BRASS; SWITCH ASSEM MOUNTED AT 0.125 NPT END BY A BUSHING; 6 QUICK DISCONNECT ELECTRICAL CONNECTION MALE TERMINALS VAC; Part Name Assigned by Controlling Agency: SWITCH ASSEMBLY PRESSURE DUAL SWITCH SKELETON PRESSURE CONTROL. 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.