The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-600-0433, 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 Bristol Babcock Inc Helicoid Instruments Div. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments (FSG 66) |
| Manufacturers | Bristol Babcock Inc Helicoid Instruments Div (CAGE 70462); Ametek, Inc. Div Aerospace & Defense (CAGE 61349) |
| Parameter | Value |
|---|---|
| NSN | 6685-01-600-0433 |
| Primary Part Number | F4C1E1A0F0000 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Bristol Babcock Inc Helicoid Instruments Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| F4C1E1A0F0000 PRIMARY | Bristol Babcock Inc Helicoid Instruments Div (USA) |
| 155222SR PRIMARY | Ametek, Inc. Div Aerospace & Defense (USA) |
| Reference | Meaning |
|---|---|
| 13D0102-1 | 5/2 Secondary reference U.S. Government activity |
NSN 6685-01-600-0433 is a Gage,pressure,dial Indicating, manufactured by Bristol Babcock Inc Helicoid Instruments Div, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-600-0433 has 2 manufacturer part numbers on file: F4C1E1A0F0000 (Bristol Babcock Inc Helicoid Instruments Div), 155222SR (Ametek, Inc. Div Aerospace & Defense).
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.