The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-688-6299, 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 Swagelok Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments (FSG 66) |
| Manufacturers | Swagelok Co (CAGE 3T9T9) |
| Parameter | Value |
|---|---|
| NSN | 6685-01-688-6299 |
| Primary Part Number | PGI-63B-PG300-LBG1 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Swagelok Co |
| 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 |
| Part Number | Manufacturer |
|---|---|
| PGI-63B-PG300-LBG1 PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| 90284-242K | 5/2 Secondary reference U.S. Government activity |
| 207264 | D/9 Drawing number reference only U.S. Government activity |
| 207264 REV F FIND NO 5 | 5/2 Secondary reference U.S. Government activity |
NSN 6685-01-688-6299 is a Gage,pressure,dial Indicating, manufactured by Swagelok Co, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-688-6299 has 1 manufacturer part number on file: PGI-63B-PG300-LBG1 (Swagelok Co).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-688-6389. Verify interchangeability with system specifications before substitution.
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.