The Transmitter,pressure, cataloged under National Stock Number 6685-01-164-9050, 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 Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-164-9050 |
| Primary Part Number | 41SG16-4 |
| Item Name | Transmitter,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
| Status | ACTIVE |
| Actuation Method | PRESSURE SENSING ELEMENT |
| FSC Application Data | MECHANICAL MOTION MEASURING INSTRUMENTS |
| Contact Type | ANY ACCEPTABLE |
| Current Type | DC |
| Electrical Connection Quantity | 1 |
| Overall Diameter | 0.812 INCHES NOMINAL IN |
| Mounting Method | EXTERNAL THREAD |
| Contact Quantity | 6 |
| Mounting Device Quantity | 1 |
| Functional Description | NHA L5871400-021 |
| Voltage Rating | 15.0 VOLTS NOMINAL INPUT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 41SG16-4 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| 41SG16-4 | 5/9 Secondary reference Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
NSN 6685-01-164-9050 is a Transmitter,pressure, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-164-9050 has 1 manufacturer part number on file: 41SG16-4 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution).
Key specifications for 41SG16-4: Actuation Method: PRESSURE SENSING ELEMENT; FSC Application Data: MECHANICAL MOTION MEASURING INSTRUMENTS; Contact Type: ANY ACCEPTABLE; Current Type: DC. 11 specifications are 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.
NSN 6685-01-164-9050 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.