The Filter Assembly, cataloged under National Stock Number 6685-00-399-3192, 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 Elsag Bailey Inc. The record lists 3 manufacturer part numbers 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 | 6685-00-399-3192 |
| Primary Part Number | 53164A1 |
| Item Name | Filter Assembly |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Elsag Bailey Inc |
| 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 |
|---|---|
| 53164A1 PRIMARY | Elsag Bailey Inc (USA) |
| H341835APCG | Elsag Bailey Inc (USA) |
| 53164-1 | Elsag Bailey Inc (USA) |
NSN 6685-00-399-3192 is a Filter Assembly, manufactured by Elsag Bailey Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-399-3192 has 3 manufacturer part numbers on file: 53164A1 (Elsag Bailey Inc), H341835APCG (Elsag Bailey Inc), 53164-1 (Elsag Bailey Inc).
2 possible matches (shared part number, not a government interchangeability claim): 3040-00-948-0977, 5962-01-377-0802. Verify interchangeability with system specifications before substitution.
Key specifications for 53164A1: End Item Identification: BOILERS,1200PSI; MAIN FEED PUMPS. 0 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.