The Plug,vent, cataloged under National Stock Number 5340-01-481-4166, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Air Max Inc Sub of Kane Enterprises Inc. Government technical data includes 2 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-481-4166 |
| Primary Part Number | 70-2140 |
| Item Name | Plug,vent |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Air Max Inc Sub of Kane Enterprises Inc |
| Status | ACTIVE |
| End Connection Type | THREADED |
| Thread Size and Series/type Designator | 1-4 NPT |
| 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 |
|---|---|
| 70-2140 PRIMARY | Air Max Inc Sub of Kane Enterprises Inc (USA) |
NSN 5340-01-481-4166 is a Plug,vent, manufactured by Air Max Inc Sub of Kane Enterprises Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-481-4166 has 1 manufacturer part number on file: 70-2140 (Air Max Inc Sub of Kane Enterprises Inc).
Key specifications for 70-2140: End Connection Type: THREADED; Special Features: MALE PIPE THREADS; PREVENTS DIRT AND FOREIGN PARTICLES FROM ENTERING PARTS OPEN TO THE ATMOSPHERE; MAX WORKING PRESSURE 150 PSI; WORKING TEMP M40 DEGF TO P149 DEGF; MFGR NAME BREATHER VENT FILTER; End Item Identification: CYLINDERS, VALVES, GEAR BOXES, CRANK CASES, STORAGE TANKS, AND OTHER VESSELS WHERE PRESSURE EQUALIZATION IS REQUIRED; Thread Size and Series/type Designator: 1-4 NPT. 2 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.