The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-01-159-6152, 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 Bellofram Corporation. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-159-6152 |
| Primary Part Number | J6218 |
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Bellofram Corporation |
| Status | ACTIVE |
| Scale Accuracy | 2 PCT FULL SCALE |
| Scale Name | PRESSURE |
| Overall Diameter | 2.781 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | FLUSH |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE BACKGROUND |
| Scale Smallest Increment | 5.0 INCHES AND 5.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 30.0 INCHES AND +0.0 TO 150.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 2-1/2 IN. DIA. IN |
| Graduation Unit | 15.0 INCHES AND 5.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BACK, CENTER |
| Pointer Color | BLACK |
| Material | STEEL CASE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | COPPER ALLOY ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Connection Size | 0.250 IN. NPT DIA 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 |
|---|---|
| J6218 PRIMARY | Bellofram Corporation (USA) |
| Reference | Meaning |
|---|---|
| GC875NV1 | 5/9 Secondary reference Igloo Products Corp. Dba Igloo Products Corp |
| J6218 | 5/9 Secondary reference Desco Corp Marsh Bellofram Div |
NSN 6685-01-159-6152 is a Gage,compound Pressure-Vacuum,di, manufactured by Bellofram Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-159-6152 has 1 manufacturer part number on file: J6218 (Bellofram Corporation).
Key specifications for J6218: Scale Accuracy: 2 PCT FULL SCALE; Scale Name: PRESSURE; Overall Diameter: 2.781 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 22 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.