The Indicator,pressure, cataloged under National Stock Number 6685-01-477-0261, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6685-01-477-0261 |
| Item Name | Indicator,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| F3C10322 | D/9 Drawing number reference only U.S. Government activity |
| S1E10204 ITEM 20 | 5/2 Secondary reference U.S. Government activity |
| F3C10322-015 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-01-477-0261 is a Indicator,pressure, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6620-01-493-9599. Verify interchangeability with system specifications before substitution.
Key specifications for 6685-01-477-0261: Special Features: DIFFERENTIAL PRESSURE 15 PSIG; LENGTH 2.750 IN; WIDTH 1.750 IN IN; End Item Identification: NAVSHIPS 0948-045-7010. 0 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.