The Dampener,fluid Pressure, cataloged under National Stock Number 6685-01-267-0616, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-267-0616 |
| Item Name | Dampener,fluid Pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Operating Pressure Range | +10.0 TO 1000.0 POUNDS PER SQUARE INCH LBS |
| Tube Connection Type | FLARELESS |
| Thread Location | EXTERNAL |
| Threaded Direct Pressure Connection | PROVIDED |
| Fluid Type for Which Designed | WATER |
| Nondefinitive Spec/std Data | L CLASS AND B COMPOSITION AND 4 TYPE |
| Thread Size | 9/16-18 |
| Screw Thread Series Designator | UNF |
| Thread Class | 3A A |
| Material | NICKEL ALLOY |
| Connection Quantity | 1 |
| 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 |
|---|---|
| M2940-4-L-B-P-G | 2/2 Government specification standardization U.S. Government activity |
| MIL-PRF-2940 | 4/1 Identification reference U.S. Government activity |
| MIL-S-2940 4-L-B-P-G | 5/9 Secondary reference U.S. Government activity |
| MIL-S-2940 | 5/9 Secondary reference U.S. Government activity |
NSN 6685-01-267-0616 is a Dampener,fluid Pressure, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-267-0616: Operating Pressure Range: +10.0 TO 1000.0 POUNDS PER SQUARE INCH LBS; Tube Connection Type: FLARELESS; Thread Location: EXTERNAL; Threaded Direct Pressure Connection: PROVIDED. 11 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.