The Proximitor, cataloged under National Stock Number 6685-01-338-6129, 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 Bently Pressurized Bearing Company Div Bently Tribology Services Nv. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Proximitor |
| FSC / FSG | 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments (FSG 66) |
| Manufacturers | David Brown Gear Systems Limited (CAGE K2182); Bently Pressurized Bearing Company Div Bently Tribology Services Nv (CAGE 20230); Ministry of Defence (navy) Ships Support Agency (CAGE K2516) |
| Parameter | Value |
|---|---|
| NSN | 6685-01-338-6129 |
| Primary Part Number | 18745-04 |
| Item Name | Proximitor |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Bently Pressurized Bearing Company Div Bently Tribology Services Nv |
| 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 |
|---|---|
| RW4/840176 ITEM 2 | David Brown Gear Systems Limited (GBR) |
| 18745-04 PRIMARY | Bently Pressurized Bearing Company Div Bently Tribology Services Nv (USA) |
| 002592417 ITEM 2 | Ministry of Defence (navy) Ships Support Agency (GBR) |
| RW4/840176-2 | David Brown Gear Systems Limited (GBR) |
| 002592417-2 | Ministry of Defence (navy) Ships Support Agency (GBR) |
| Reference | Meaning |
|---|---|
| RW4/840176-2 | 5/9 Secondary reference Brown David Vehicle Products Ltd |
| RW4/840176-2 | 5/9 Secondary reference David Brown Special Products Ltd |
| RW4/840176 | 5/9 Secondary reference David Brown Special Products Ltd |
| RW4/840176 ITEM 2 | 5/9 Secondary reference Brown David Vehicle Products Ltd |
| RW4/840176 ITEM 2 | 5/9 Secondary reference David Brown Special Products Ltd |
| RW4/840176 | 5/9 Secondary reference Brown David Vehicle Products Ltd |
| RW4/840176 | 5/1 Secondary reference David Brown Gear Systems Limited |
| 002592417 | 5/1 Secondary reference Ministry of Defence (navy) Ships Support Agency |
NSN 6685-01-338-6129 is a Proximitor, manufactured by Bently Pressurized Bearing Company Div Bently Tribology Services Nv, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-338-6129 has 5 manufacturer part numbers on file: RW4/840176 ITEM 2 (David Brown Gear Systems Limited), 18745-04 (Bently Pressurized Bearing Company Div Bently Tribology Services Nv), 002592417 ITEM 2 (Ministry of Defence (navy) Ships Support Agency), RW4/840176-2 (David Brown Gear Systems Limited), 002592417-2 (Ministry of Defence (navy) Ships Support Agency).
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.