The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-524-1997, 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 L3harris Technologies, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-524-1997 |
| Primary Part Number | 306-12771 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Scale Range | +0.0 TO 800.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 306-12771 PRIMARY | L3harris Technologies, Inc. (USA) |
| 800-PU31-11.2 | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| 9318232-0004 | Wika Holding Lp (USA) |
| 306-12771 | Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited (CAN) |
| 014018 | Bosch Rexroth Canada Corp (CAN) |
NSN 6685-01-524-1997 is a Gage,pressure,dial Indicating, manufactured by L3harris Technologies, Inc., classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-524-1997 has 5 manufacturer part numbers on file: 306-12771 (L3harris Technologies, Inc.), 800-PU31-11.2 (Bosch Rexroth Corporation Div Industrial Hydraulics), 9318232-0004 (Wika Holding Lp), 306-12771 (Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited), 014018 (Bosch Rexroth Canada Corp).
1 possible match (shared part number, not a government interchangeability claim): 4010-01-553-4157. Verify interchangeability with system specifications before substitution.
Key specifications for 306-12771: Scale Range: +0.0 TO 800.0 POUNDS PER SQUARE INCH LBS; Special Features: 1/4 INCH NPT; BRASS FRONT FLANGE IN; Part Name Assigned by Controlling Agency: GAGE, PRESSURE, HYDRAULIC, DIAL INDICATION, 800 PSI; End Item Identification: ALOFTS SONAR SYSTEM, MODEL 980 (V1). 1 specification is 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.