The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-122-8328, 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 Kaydon Custom Filtration Corporation. 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. 2 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 | 6685-01-122-8328 |
| Primary Part Number | 17787 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Kaydon Custom Filtration Corporation |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Mounting Method | FLUSH |
| Scale Range | +0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Dial Size | 3-1/2 IN. DIA IN |
| Connection Location | BOTTOM |
| Connection Quantity | 1 |
| Connection Size | 0.250 IN. NPT DIA IN |
| 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 |
|---|---|
| 17787 PRIMARY | Kaydon Custom Filtration Corporation (USA) |
NSN 6685-01-122-8328 is a Gage,pressure,dial Indicating, manufactured by Kaydon Custom Filtration Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-122-8328 has 1 manufacturer part number on file: 17787 (Kaydon Custom Filtration Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-251-1901, 6515-01-585-1235. Verify interchangeability with system specifications before substitution.
Key specifications for 17787: Mounting Hole Quantity: 3; Mounting Method: FLUSH; Scale Range: +0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS; Dial Size: 3-1/2 IN. DIA IN. 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.