The Transducer,pressure, cataloged under National Stock Number 6685-01-147-4531, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Avtron Aerospace Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-147-4531 |
| Primary Part Number | 373169 |
| Item Name | Transducer,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Avtron Aerospace Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 18-32 VDC; 0.5 PERCENT FS; 50 PSI; GAGE REFERENCE; LESS THAN 50 OHMS IMPEDANCE VDC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 373169 | Testek Llc Dba Testek Solutions (USA) |
| 373169 PRIMARY | Avtron Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| 372554 | 5/9 Secondary reference Avtron Aerospace Inc |
| P21BA-50-A | 3/9 Design control — primary reference United Electric Controls Company Dba Trans Metrics Division Div Transmetrics Divison |
NSN 6685-01-147-4531 is a Transducer,pressure, manufactured by Avtron Aerospace Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-147-4531 has 2 manufacturer part numbers on file: 373169 (Testek Llc Dba Testek Solutions), 373169 (Avtron Aerospace Inc).
Key specifications for 373169: General Characteristics Item Description: 18-32 VDC; 0.5 PERCENT FS; 50 PSI; GAGE REFERENCE; LESS THAN 50 OHMS IMPEDANCE VDC; End Item Identification: 4920010930521 TEST STAND,CONSTANT SPEED DRIVE,AND ACFT GENERATOR. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.