The Transmitter,pressure, cataloged under National Stock Number 6685-00-887-1971, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ametek, Inc. Div Aerospace & Defense. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-887-1971 |
| Primary Part Number | ST109C |
| Item Name | Transmitter,pressure |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Ametek, Inc. Div Aerospace & Defense |
| Status | ACTIVE |
| Mechanical Connection Size | 3/4 IN. DIA IN |
| Electrical Connection Identifying Number | AND10066-14S-2P |
| Mechanical Connection Type | INTERNAL PIPE |
| Mounting Device Quantity | 4 |
| Mechanical Connection Quantity | 1 |
| Phase | SINGLE LOCATION NOT OTHERWISE SPECIFIED |
| Connector Controlling Agency | AND |
| Actuation Method | BOURDON TUBE |
| Overall Diameter | 2.500 INCHES NOMINAL IN |
| Contact Type | PIN |
| Contact Quantity | 4 |
| Electrical Connection Quantity | 1 |
| Voltage Rating | 26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Method | HOLE |
| Measurement Range | +0.0 TO 85.0 INCHES OF MERCURY ABSOLUTE PRESSURE IN |
| Frequency Rating | 400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Current Type | AC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6685-00-887-1971 is a Transmitter,pressure, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: active.
NSN 6685-00-887-1971 has 3 cross-referenced part numbers: ST109C (Aar Supply Chain, Inc Dba Aar Defense Systems & Logistics), 626151-1 (Lockheed Martin Corp), ST109C (Ametek, Inc. Div Aerospace & Defense).
There is 1 known substitute for 6685-00-887-1971: 4320-01-346-3977. Verify interchangeability with system specifications before substitution.
Key specifications for ST109C: Mechanical Connection Size: 3/4 IN. DIA IN; Electrical Connection Identifying Number: AND10066-14S-2P; Mechanical Connection Type: INTERNAL PIPE; Mounting Device Quantity: 4. 18 total characteristics are documented in the Federal Logistics Information System.