The Dampener,fluid Pressure, cataloged under National Stock Number 6685-01-308-8355, 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 Operating & Maintenance Specialties Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-308-8355 |
| Primary Part Number | 22SS |
| Item Name | Dampener,fluid Pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Operating & Maintenance Specialties Inc |
| Status | ACTIVE |
| Operating Pressure Range | +1001.0 TO 6000.0 POUNDS PER SQUARE INCH LBS |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 22SS PRIMARY | Operating & Maintenance Specialties Inc (USA) |
| Reference | Meaning |
|---|---|
| 8431392 | 7/1 Vendor item drawing reference U.S. Government activity |
| 22SS-HP | 5/9 Secondary reference Operating & Maintenance Specialties Inc |
NSN 6685-01-308-8355 is a Dampener,fluid Pressure, manufactured by Operating & Maintenance Specialties Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-308-8355 has 1 manufacturer part number on file: 22SS (Operating & Maintenance Specialties Inc).
Key specifications for 22SS: Operating Pressure Range: +1001.0 TO 6000.0 POUNDS PER SQUARE INCH LBS; Material: STEEL CORROSION RESISTING. 2 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.
NSN 6685-01-308-8355 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.