The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-081-9950, 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. Div Aerospace & Defense. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-081-9950 |
| Primary Part Number | 139711 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ametek, Inc. Div Aerospace & Defense |
| Status | ACTIVE |
| Scale Name | PRESSURE |
| Overall Diameter | 2.320 INCHES NOMINAL IN |
| Actuation Type | ANY ACCEPTABLE |
| Mounting Method | CLAMP AND STUD(S) |
| Scale Inscription/background Color | BLACK MARKINGS,RED ZONE FROM 0 TO 65 PSI,GREEN ZONE FROM 65 TO 160 PSI,WHITE BACKGROUND |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Stud Location | BACK |
| Stud Quantity | 2 |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | ARC |
| Connector Type Vent | NOT PROVIDED |
| Connection Location | LOWER BACK |
| Pointer Color | BLACK |
| Unable to Decode | UNABLE TO DECODE |
| Connection Quantity | 1 |
| Connection Size | 0.125 IN. NPT IN |
| 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 |
|---|---|
| 139711 | Ametek, Inc. Div Aerospace & Defense (USA) |
| Reference | Meaning |
|---|---|
| 9260451 | 3/9 Design control — primary reference U.S. Government activity |
NSN 6685-01-081-9950 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-081-9950 has 1 manufacturer part number on file: 139711 (Ametek, Inc. Div Aerospace & Defense).
1 possible match (shared part number, not a government interchangeability claim): 1220-01-521-1611. Verify interchangeability with system specifications before substitution.
Key specifications for 139711: Scale Name: PRESSURE; Overall Diameter: 2.320 INCHES NOMINAL IN; Actuation Type: ANY ACCEPTABLE; Mounting Method: CLAMP AND STUD(S). 18 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.
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.