The Valve,vent,fuel Tank, cataloged under National Stock Number 4820-00-108-6325, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pti Technologies Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-108-6325 |
| Primary Part Number | 7542049 |
| Item Name | Valve,vent,fuel Tank |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 2.750 IN. FLANGE DIA,3.880 IN. EFFECTIVE STEM LG,1.400 IN. STEM DIA,RIGHT HAND VALVE,FOUR MTG HOLES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 114PS457-1 | The Boeing Company (USA) |
| 7542049 PRIMARY | Pti Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 760300-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-108-6325 is a Valve,vent,fuel Tank, manufactured by Pti Technologies Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-108-6325 has 2 manufacturer part numbers on file: 114PS457-1 (The Boeing Company), 7542049 (Pti Technologies Inc.).
Key specifications for 7542049: General Characteristics Item Description: 2.750 IN. FLANGE DIA,3.880 IN. EFFECTIVE STEM LG,1.400 IN. STEM DIA,RIGHT HAND VALVE,FOUR MTG HOLES IN. 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.
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.