The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-533-7308, 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 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-533-7308 |
| Primary Part Number | LFS412-100PSI-G |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Thuemling Instrument Group, Inc. |
| Status | ACTIVE |
| Scale Accuracy | 1 PERCENT OF SCALE |
| Scale Name | POUNDS PRESSURE |
| Overall Diameter | 5.300 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Connection Location | BOTTOM |
| Mounting Method | PANEL W/SCREWS |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE DIAL |
| Scale Smallest Increment | 1.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 100.0 POUNDS PER SQUARE INCH LBS |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 4-1/2 INCHES IN |
| Graduation Unit | 10.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BACK, CENTER |
| Pointer Color | BLACK |
| Material | STEEL CORROSION RESISTING ACTUATING ELEMENT |
| Material | PLASTIC POLYAMIDE NYLON CASE |
| Connection Quantity | 1 |
| Connection Size | 1/4-INCH NPT MALE |
| 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 |
|---|---|
| LFS412-100PSI-G PRIMARY | Thuemling Instrument Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| LFS412 (0-100 PSI) | 5/9 Secondary reference Span Instruments Inc |
| LFS412 | 5/9 Secondary reference Thuemling Instrument Group, Inc. |
NSN 6685-01-533-7308 is a Gage,pressure,dial Indicating, manufactured by Thuemling Instrument Group, Inc., classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-533-7308 has 1 manufacturer part number on file: LFS412-100PSI-G (Thuemling Instrument Group, Inc.).
Key specifications for LFS412-100PSI-G: Scale Accuracy: 1 PERCENT OF SCALE; Scale Name: POUNDS PRESSURE; Overall Diameter: 5.300 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 20 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.