The Gage,differential,dial Indicatin, cataloged under National Stock Number 6685-01-198-0875, 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 Orange Research Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-198-0875 |
| Primary Part Number | 1201-E-1007 |
| Item Name | Gage,differential,dial Indicatin |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Orange Research Inc |
| Status | ACTIVE |
| Scale Name | DIFFERENTIAL PRESSURE |
| Actuation Type | BOURDON TUBE |
| Scale Range | +0.0 TO 3000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Scale Type | DIAL |
| Dial Size | 2.0INCH IN |
| Material | STEEL CORROSION RESISTING ACTUATING ELEMENT |
| Connection Quantity | 2 |
| 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 |
|---|---|
| 1201-E-1007 PRIMARY | Orange Research Inc (USA) |
| Reference | Meaning |
|---|---|
| 4787 | D/9 Drawing number reference only Howell Laboratories Inc Dba Howell Laboratories Inc |
| 0RS-77 | 5/9 Secondary reference Orange Research Inc |
| 6685PL1331646 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 6685-01-198-0875 is a Gage,differential,dial Indicatin, manufactured by Orange Research Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-198-0875 has 1 manufacturer part number on file: 1201-E-1007 (Orange Research Inc).
4 possible matches (shared part number, not a government interchangeability claim): 4530-01-227-1133, 5935-01-275-8202, 6685-01-393-4025. Verify interchangeability with system specifications before substitution.
Key specifications for 1201-E-1007: Scale Name: DIFFERENTIAL PRESSURE; Actuation Type: BOURDON TUBE; Scale Range: +0.0 TO 3000.0 POUNDS PRESSURE PER SQUARE INCH LBS; Scale Type: DIAL. 7 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.