The Tester,filter Leakage, cataloged under National Stock Number 1660-01-052-8862, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. Government technical data includes 1 specification, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-052-8862 |
| Primary Part Number | 854-13 |
| Item Name | Tester,filter Leakage |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Avox Systems Inc Dba Avox Systems Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STOPPER P/N 854-14,ASPIRATOR BULB P/N 854-15,LEAK TEST SOLUTION P/N 854-16,STOPPERS P/N 00-5949-1,-2,&-3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 854-13 PRIMARY | Avox Systems Inc Dba Avox Systems Inc (USA) |
NSN 1660-01-052-8862 is a Tester,filter Leakage, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-052-8862 has 1 manufacturer part number on file: 854-13 (Avox Systems Inc Dba Avox Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-129-0448. Verify interchangeability with system specifications before substitution.
Key specifications for 854-13: General Characteristics Item Description: STOPPER P/N 854-14,ASPIRATOR BULB P/N 854-15,LEAK TEST SOLUTION P/N 854-16,STOPPERS P/N 00-5949-1,-2,&-3; End Item Identification: P/O AIRBORNE CHEMICAL-BIOLOGICAL DEFENSE ENSEMBLE. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1660-01-052-8862 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.