The Gage,vacuum,indicating, cataloged under National Stock Number 6685-01-184-0744, 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 26 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-184-0744 |
| Primary Part Number | H1205 |
| Item Name | Gage,vacuum,indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Bellofram Corporation |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | PORM 1 PCT MIDDLE HALF OF RANGE |
| Scale Name | VACUUM |
| Overall Diameter | 3.719 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | FLANGE |
| Scale Inscription/background Color | BLACK MARKING ON WHITE BACKGROUND |
| Scale Smallest Increment | 1.0 INCHES IN |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 30.0 INCHES IN |
| Mounting Hole Diameter | 0.219 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 3-1/2 IN. DIA IN |
| Graduation Unit | 5.0 INCHES IN |
| Bolt Circle Diameter | 4.312 INCHES NOMINAL IN |
| Connection Location | BOTTOM |
| Pointer Color | BLACK |
| Surface Treatment | DICHROMATE AND ENAMEL CASE |
| Material | STEEL CASE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | COPPER ALLOY ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Connection Size | 0.250 IN. 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 |
|---|---|
| H1205 PRIMARY | Bellofram Corporation (USA) |
| 34000704 | Complete Abrasive Blasting Systems Inc (USA) |
| 1007-5 ITEM 7 | Complete Abrasive Blasting Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| H1205 | 5/9 Secondary reference Desco Corp Marsh Bellofram Div |
NSN 6685-01-184-0744 is a Gage,vacuum,indicating, manufactured by Bellofram Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-184-0744 has 3 manufacturer part numbers on file: H1205 (Bellofram Corporation), 34000704 (Complete Abrasive Blasting Systems Inc), 1007-5 ITEM 7 (Complete Abrasive Blasting Systems Inc).
Key specifications for H1205: Mounting Hole Quantity: 3; Scale Accuracy: PORM 1 PCT MIDDLE HALF OF RANGE; Scale Name: VACUUM; Overall Diameter: 3.719 INCHES NOMINAL IN. 26 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.