The Kingpin,fifth Wheel, cataloged under National Stock Number 2510-01-450-6352, is classified within Federal Supply Class 2510 (Vehicular Cab, Body, and Frame Structural Components) of the Vehicular Equipment Components group. The manufacturer of record is Load King, Llc Div Load King. Government technical data includes 8 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2510-01-450-6352 |
| Primary Part Number | 18273 |
| Item Name | Kingpin,fifth Wheel |
| FSC / FSG | 2510 / 25 — Vehicular Cab, Body, and Frame Structural Components |
| Manufacturer | Load King, Llc Div Load King |
| Status | ACTIVE |
| Shank Diameter | 3.000 INCHES NOMINAL IN |
| Length | 1.344 INCHES NOMINAL SHOULDER IN |
| Style Designator | THREADED |
| Locking Recess Outside Diameter | 2.000 INCHES NOMINAL IN |
| Locking Recess Length | 1.443 INCHES NOMINAL IN |
| Head Outside Diameter | 2.812 INCHES NOMINAL IN |
| Shoulder Outside Diameter | 2.875 INCHES NOMINAL IN |
| Pin Length | 8.188 INCHES NOMINAL 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 |
|---|---|
| 18273 PRIMARY | Load King, Llc Div Load King (USA) |
NSN 2510-01-450-6352 is a Kingpin,fifth Wheel, manufactured by Load King, Llc Div Load King, classified under FSC 2510, Vehicular Cab, Body, and Frame Structural Components. Status: active.
NSN 2510-01-450-6352 has 1 manufacturer part number on file: 18273 (Load King, Llc Div Load King).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-640-7858. Verify interchangeability with system specifications before substitution.
Key specifications for 18273: Shank Diameter: 3.000 INCHES NOMINAL IN; Length: 1.344 INCHES NOMINAL SHOULDER IN; Style Designator: THREADED; Locking Recess Outside Diameter: 2.000 INCHES NOMINAL IN. 8 specifications are 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.