The Plug,vent, cataloged under National Stock Number 5340-01-133-7620, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-133-7620 |
| Item Name | Plug,vent |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Length | 1.410 INCHES NOMINAL IN |
| Vent Hole Shape | SQUARE |
| End Connection Type | THREADED |
| Material Document and Classification | ALLOY 606, 614, 630, 632M OR 642 NATIONAL SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.497 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN |
| Inside Diameter | 0.156 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Material | COPPER ALLOY |
| Thread Size and Series/type Designator | 3/8-16 UNIFIED NATIONAL COARSE (UNC) |
| Vent Hole Quantity | 4 |
| 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 |
| Reference | Meaning |
|---|---|
| SS-585-4398602 ITEM 48 | 3/9 Design control — primary reference Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance |
| 4398602-A-48 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5340-01-133-7620 is a Plug,vent, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-133-7620: Length: 1.410 INCHES NOMINAL IN; Vent Hole Shape: SQUARE; End Connection Type: THREADED; Material Document and Classification: ALLOY 606, 614, 630, 632M OR 642 NATIONAL SPEC SINGLE MATERIAL RESPONSE. 10 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.