The Plug,vent, cataloged under National Stock Number 5340-00-910-4737, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Triumph Thermal Systems, Llc. Government technical data includes 12 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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-910-4737 |
| Primary Part Number | U527444 |
| Item Name | Plug,vent |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Triumph Thermal Systems, Llc |
| Status | ACTIVE |
| Vent Hole Diameter | 0.062 INCHES NOMINAL IN |
| Length | 0.500 INCHES NOMINAL IN |
| Vent Hole Shape | ROUND |
| Thread Length | 0.250 INCHES NOMINAL IN |
| End Connection Type | THREADED |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Color | GRAY/GREY |
| Thread Class | 3A A |
| Material | ALUMINUM ALLOY |
| Thread Size and Series/type Designator | 0.562-18 UNF |
| Vent Hole Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| U527444 PRIMARY | Triumph Thermal Systems, Llc (USA) |
NSN 5340-00-910-4737 is a Plug,vent, manufactured by Triumph Thermal Systems, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-910-4737 has 1 manufacturer part number on file: U527444 (Triumph Thermal Systems, Llc).
Key specifications for U527444: Vent Hole Diameter: 0.062 INCHES NOMINAL IN; Length: 0.500 INCHES NOMINAL IN; Vent Hole Shape: ROUND; Thread Length: 0.250 INCHES NOMINAL IN. 12 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.