The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-009-2860, 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 Ashcroft Inc Dba Heise. Government technical data includes 23 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-009-2860 |
| Primary Part Number | 45-1279BS-02B-5000 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Scale Accuracy | 1/4 PCT ENTIRE RANGE |
| Scale Name | PRESSURE |
| Overall Diameter | 5.875 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | SURFACE |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE BACKGROUND |
| Scale Smallest Increment | 50.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.000 TO 5000.000 POUNDS PRESSURE PER SQUARE INCH LBS |
| Material Document and Classification | AISI 4130 ASSN STD SINGLE MATERIAL RESPONSE ACTUATING ELEMENT |
| Pointer Type | INDICATING |
| Adjustability | NONADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 4-1/2 IN. DIA IN |
| Graduation Unit | 500.000 POUNDS PER SQUARE INCH LBS |
| Connection Location | BACK |
| Pointer Color | BLACK |
| Material | ALUMINUM ALLOY CASE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | STEEL COMP 4130 ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Connection Size | 0.250 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 |
|---|---|
| 45-1279BS-02B-5000 PRIMARY | Ashcroft Inc Dba Heise (USA) |
| Reference | Meaning |
|---|---|
| 332-2544-070 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 332-2544-070 | 3/2 Design control — primary reference U.S. Government activity |
| 430 | 3/1 Design control — primary reference Bristol Babcock Inc Helicoid Instruments Div |
NSN 6685-01-009-2860 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-009-2860 has 1 manufacturer part number on file: 45-1279BS-02B-5000 (Ashcroft Inc Dba Heise).
Key specifications for 45-1279BS-02B-5000: Scale Accuracy: 1/4 PCT ENTIRE RANGE; Scale Name: PRESSURE; Overall Diameter: 5.875 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 23 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.