The Plunger,quick Release, cataloged under National Stock Number 5340-01-125-0518, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-125-0518 |
| Primary Part Number | 1534AS122 |
| Item Name | Plunger,quick Release |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Thread Length | 0.578 INCHES NOMINAL IN |
| Shape | ROUND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| End Pressure Rating | 9.000 POUNDS NOMINAL LBS |
| 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 |
|---|---|
| 1534AS122 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| SSB-56N-024 | Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier (USA) |
| C005053-1 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| C005053-1 | 5/9 Secondary reference U.S. Government activity |
| C005053-501 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company |
| SSB-56N | 5/9 Secondary reference Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier |
NSN 5340-01-125-0518 is a Plunger,quick Release, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-125-0518 has 3 manufacturer part numbers on file: 1534AS122 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), SSB-56N-024 (Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier), C005053-1 (The Boeing Company).
Key specifications for 1534AS122: Thread Length: 0.578 INCHES NOMINAL IN; Shape: ROUND; Overall Length: 0.618 INCHES NOMINAL IN; Nominal Thread Size: 0.3125 INCHES IN. 6 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.