The Controller,pressure, cataloged under National Stock Number 6685-01-252-1929, 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 Ametek, Inc. Dba Pmt Products Div Pmt Products. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-252-1929 |
| Primary Part Number | 21KB1301-3210 |
| Item Name | Controller,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ametek, Inc. Dba Pmt Products Div Pmt Products |
| Status | ACTIVE |
| General Characteristics Item Description | RANGE 3-15PSI OUTPUT; ELEMENT,BOURBON TUBE; ACTION,PNEUMATIC; DIFFERENTIAL RANGE,9PSI; ADJUSTMENT MEANS,MANUAL |
| 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 |
|---|---|
| 21KB1301-3210 PRIMARY | Ametek, Inc. Dba Pmt Products Div Pmt Products (USA) |
NSN 6685-01-252-1929 is a Controller,pressure, manufactured by Ametek, Inc. Dba Pmt Products Div Pmt Products, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-252-1929 has 1 manufacturer part number on file: 21KB1301-3210 (Ametek, Inc. Dba Pmt Products Div Pmt Products).
Key specifications for 21KB1301-3210: General Characteristics Item Description: RANGE 3-15PSI OUTPUT; ELEMENT,BOURBON TUBE; ACTION,PNEUMATIC; DIFFERENTIAL RANGE,9PSI; ADJUSTMENT MEANS,MANUAL. 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.