The Plug,vent, cataloged under National Stock Number 5340-01-313-5249, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 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 | 5340-01-313-5249 |
| Primary Part Number | 803-5001048 PIECE 34 |
| Item Name | Plug,vent |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Vent Hole Diameter | 0.3115 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN |
| Length | 1.120 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| Vent Hole Shape | ROUND |
| Thread Length | 0.590 INCHES NOMINAL IN |
| End Connection Type | THREADED |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Inside Diameter | 0.625 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Thread Class | 3A A |
| Material | STEEL CORROSION RESISTING |
| Thread Size and Series/type Designator | 0.875-14 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 |
|---|---|
| 803-5001048 PIECE 34 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5340-01-313-5249 is a Plug,vent, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-313-5249 has 1 manufacturer part number on file: 803-5001048 PIECE 34 (Naval Sea Systems Command).
Key specifications for 803-5001048 PIECE 34: Vent Hole Diameter: 0.3115 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN; Length: 1.120 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Vent Hole Shape: ROUND. 13 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.