The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-533-7271, 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 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-533-7271 |
| Primary Part Number | LFP-412/0-100 PSI |
| 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 |
| Mounting Hole Quantity | 2 |
| Scale Accuracy | 1 PERCENT OF SCALE |
| Scale Name | POUNDS PRESSURE |
| Overall Diameter | 5.300 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Connection Location | TOP CENTER REAR AND BOTTOM REAR |
| 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 |
|---|---|
| LFP-412/0-100 PSI PRIMARY | Thuemling Instrument Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| LFP-412/0-100 PSI | 5/9 Secondary reference Span Instruments Inc |
NSN 6685-01-533-7271 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 6685-01-533-7271 has 1 manufacturer part number on file: LFP-412/0-100 PSI (Thuemling Instrument Group, Inc.).
Key specifications for LFP-412/0-100 PSI: Mounting Hole Quantity: 2; Scale Accuracy: 1 PERCENT OF SCALE; Scale Name: POUNDS PRESSURE; Overall Diameter: 5.300 INCHES NOMINAL IN. 21 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.