The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-01-124-8633, 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 Thuemling Instrument Group, Inc.. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-124-8633 |
| Primary Part Number | LFP310SFB-30-0-600 |
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Thuemling Instrument Group, Inc. |
| Status | ACTIVE |
| Scale Accuracy | 1 PCT FULL RANGE |
| Scale Name | PRESSURE-VACUUM |
| Overall Diameter | 4.230 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | PANEL |
| Scale Inscription/background Color | BLACK FIGURES,WHITE BACKGROUND |
| Scale Smallest Increment | 10.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | -30.0 TO 0.0 INCHES AND +0.0 TO 600.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Stud Location | BACK |
| Stud Quantity | 4 |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 3-1/2 IN. DIA IN |
| Graduation Unit | 100.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BACK |
| Pointer Color | BLACK |
| Surface Treatment | CHROMIUM |
| Unable to Decode | UNABLE TO DECODE |
| Material | PLASTIC METHYL METHACRYLATE PROTECTIVE CRYSTAL |
| Material | COPPER ALLOY 511 ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Bezel Type | THREAD |
| 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 |
|---|---|
| LFP310SFB-30-0-600 PRIMARY | Thuemling Instrument Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| LFP310SFB-30-0-600 | 3/9 Design control — primary reference Span Instruments Inc |
| GC112-A | 5/9 Secondary reference Tld Wollard Llc |
NSN 6685-01-124-8633 is a Gage,compound Pressure-Vacuum,di, manufactured by Thuemling Instrument Group, Inc., classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-124-8633 has 1 manufacturer part number on file: LFP310SFB-30-0-600 (Thuemling Instrument Group, Inc.).
Key specifications for LFP310SFB-30-0-600: Scale Accuracy: 1 PCT FULL RANGE; Scale Name: PRESSURE-VACUUM; Overall Diameter: 4.230 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 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.