The Gage,vacuum,indicating, cataloged under National Stock Number 6685-00-683-9453, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Stewart-Warner Corporation. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6685-00-683-9453 |
| Primary Part Number | 355B |
| Item Name | Gage,vacuum,indicating |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Stewart-Warner Corporation |
| Status | CANCELLED |
| Overall Diameter | 2.813 INCHES NOMINAL IN |
| Scale Type | SINGLE |
| Scale Accuracy | 2 PCT MIDDLE 3RD OF RANGE |
| Scale Name | VACUUM |
| Pointer Type | INDICATING |
| Surface Treatment | CHROMIUM LOCATION NOT OTHERWISE SPECIFIED |
| Scale Inscription/background Color | WHITE FIGURES ON BLACK BACKGROUND |
| Connection Type | EXTERNAL |
| Pointer Color | WHITE |
| Dial Size | 2-1/2 IN. DIA IN |
| Bezel Type | SNAP-ON |
| Unable to Decode | UNABLE TO DECODE |
| Scale Range | +0.0 TO 30.0 INCHES OF MERCURY IN |
| Connection Quantity | 1 |
| Illuminative Method | ANY ACCEPTABLE |
| Adjustability | ADJUSTABLE |
| Actuation Type | SINGLE BOURDON TUBE |
| Connector Type Vent | NOT PROVIDED |
| Scale Smallest Increment | 1.0 INCHES IN |
| Connection Location | BACK, CENTER |
| Graduation Unit | 5.0 INCHES IN |
| Mounting Method | CLAMP |
| Connection Size | 0.125 IN. NPT DIA IN |
| Material | STEEL CASE |
| Surface Treatment | ENAMEL CASE |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | COPPER ALLOY ACTUATING ELEMENT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| XD2-53 | Desco Corp Marsh Bellofram Div (USA) |
| 2 1-2 2DFM1-8CBM30 | Desco Corp Marsh Bellofram Div (USA) |
| 355B PRIMARY | Stewart-Warner Corporation (USA) |
| 39MT27 | Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations (USA) |
| V844U | Ametek, Inc. Div Aerospace & Defense (USA) |
| 25-1001-XUC-01B-30INCH VAC PRIMARY | Ashcroft Inc Dba Heise (USA) |
| 7660-355B PRIMARY | Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations (USA) |
| 25-1000GUD01B30- | Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse (USA) |
| 25-1000U01B30 | Ashcroft Inc Dba Heise (USA) |
| 149964 | Ametek, Inc. Div Aerospace & Defense (USA) |
NSN 6685-00-683-9453 is a Gage,vacuum,indicating, manufactured by Stewart-Warner Corporation, classified under FSC 6685 (No Item Name Available). Status: cancelled.
NSN 6685-00-683-9453 has 10 cross-referenced part numbers: XD2-53 (Desco Corp Marsh Bellofram Div), 2 1-2 2DFM1-8CBM30 (Desco Corp Marsh Bellofram Div), 355B (Stewart-Warner Corporation), 39MT27 (Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations), V844U (Ametek, Inc. Div Aerospace & Defense) and 5 more.
There are 6 known substitutes for 6685-00-683-9453: 4710-00-053-0733, 3110-00-100-6183, 6685-00-265-0912 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 355B: Overall Depth: 1.188 INCHES NOMINAL IN; Overall Diameter: 2.813 INCHES NOMINAL IN; Scale Type: SINGLE; Scale Accuracy: 2 PCT MIDDLE 3RD OF RANGE. 29 total characteristics are documented in the Federal Logistics Information System.
NSN 6685-00-683-9453 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.