The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-00-899-0791, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bellofram Corporation. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6685-00-899-0791 |
| Primary Part Number | 2 1-2 3DP1-4BM30IN30 |
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Bellofram Corporation |
| Status | CANCELLED |
| Scale Name for Which Pointer Is Designed | PRESSURE-VACUUM |
| Surface Treatment | ENAMEL |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Connection Size | 0.250 IN. NPT DIA IN |
| Dial Size | 2-1/2 IN. DIA IN |
| Material | STEEL CASE |
| Pointer Type | INDICATING |
| Scale Type | MULTIPLE |
| Actuation Type | SINGLE BOURDON TUBE |
| Graduation Unit | 10.0 INCHES AND 5.0 POUNDS PER SQUARE INCH LBS |
| Scale Accuracy | 2 PCT ENTIRE RANGE |
| Connection Type | EXTERNAL |
| Connection Quantity | 1 |
| Pointer Color | BLACK |
| Scale Name | PRESSURE AND PRESSURE-VACUUM |
| Mounting Method | RIGID STEM |
| Material | PLASTIC PROTECTIVE CRYSTAL |
| Scale Smallest Increment | 1.0 INCHES AND 1.0 POUNDS PER SQUARE INCH (PSI) LBS |
| FSC Application Data | GAGE,COMPOUND PRESSURE-VACUUM,DIAL INDICATING,EXCEPT ENGINE |
| Scale Range | +0.0 TO 30.0 INCHES AND +0.0 TO 30.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Bezel Type | SLIPS-ON |
| Connector Type Vent | NOT PROVIDED |
| Connection Location | LOWER |
| Material | COPPER ACTUATING ELEMENT |
| Adjustability | ADJUSTABLE |
| Overall Diameter | 2.719 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2 1-2 3DP1-4BM30IN30 PRIMARY | Bellofram Corporation (USA) |
| 47105-0 | Ametek, Inc. Div Aerospace & Defense (USA) |
| 3DP | Desco Corp Marsh Bellofram Div (USA) |
| 047105 | Ametek, Inc. Div Aerospace & Defense (USA) |
| 2 1-2 3DP1-4BM30IN30 | Desco Corp Marsh Bellofram Div (USA) |
NSN 6685-00-899-0791 is a Gage,compound Pressure-Vacuum,di, manufactured by Bellofram Corporation, classified under FSC 6685 (No Item Name Available). Status: cancelled.
NSN 6685-00-899-0791 has 5 cross-referenced part numbers: 2 1-2 3DP1-4BM30IN30 (Bellofram Corporation), 47105-0 (Ametek, Inc. Div Aerospace & Defense), 3DP (Desco Corp Marsh Bellofram Div), 047105 (Ametek, Inc. Div Aerospace & Defense), 2 1-2 3DP1-4BM30IN30 (Desco Corp Marsh Bellofram Div).
There are 11 known substitutes for 6685-00-899-0791: 6685-00-087-6293, 6685-00-202-3966, 6685-00-248-6887 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2 1-2 3DP1-4BM30IN30: Overall Depth: 1.093 INCHES NOMINAL IN; Scale Name for Which Pointer Is Designed: PRESSURE-VACUUM; Surface Treatment: ENAMEL; Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGROUND. 27 total characteristics are documented in the Federal Logistics Information System.
NSN 6685-00-899-0791 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.