The Spark Plug, cataloged under National Stock Number 2920-00-930-0684, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Champion Aerospace Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 34 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2920-00-930-0684 |
| Primary Part Number | J4J |
| Item Name | Spark Plug |
| FSC / FSG | 2920 / 29 — No Item Name Available |
| Manufacturer | Champion Aerospace Llc |
| Status | CANCELLED |
| Height Above Mounting Surface | 2.250 INCHES NOMINAL IN |
| Seat Major Diameter | 0.781 INCHES NOMINAL IN |
| Body Style | UNSHIELDED, THREADED POST, GASKET SEAT |
| Reach Length | 0.375 INCHES NOMINAL IN |
| Usage Design | ENGINE OTHER THAN AIRCRAFT |
| Electrode Style | SINGLE "J" TYPE GROUND ELECTRODE (SEE ALSO STYLE 1 & 17) |
| Width Across Flats | 0.812 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 33 813413 | Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA) |
| 386939 | Evinrude Motors Product Group of Outboard Marine Corp (USA) |
| 384734 | Outboard Marine Corp (USA) |
| 378368 | Outboard Marine Corp Johnson Motors Div (USA) |
| J4J PRIMARY | Champion Aerospace Llc (USA) |
| J4J | Outboard Marine Corp Johnson Motors Div (USA) |
| 384734 | Evinrude Motors Product Group of Outboard Marine Corp (USA) |
| J40A | Stryten Energy Llc Dba Stryten Manufacturing (USA) |
| A33-30578 | Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA) |
| 386939 | Brp Us Inc (USA) |
| 378101 | Outboard Marine Corp Johnson Motors Div (USA) |
| 386939 | Outboard Marine Corp Johnson Motors Div (USA) |
| 378320 | Evinrude Motors Product Group of Outboard Marine Corp (USA) |
| A21X PRIMARY | Ford Motor Co General Parts Division (USA) |
| A21X | Prestolite Electric Inc (USA) |
| 378101 PRIMARY | Brp Us Inc (USA) |
| 14-2X PRIMARY | Prestolite Electric Inc (USA) |
| 378368 | Brp Us Inc (USA) |
| J4JM PRIMARY | Champion Aerospace Llc (USA) |
| 378368 | Outboard Marine Corp (USA) |
NSN 2920-00-930-0684 is a Spark Plug, manufactured by Champion Aerospace Llc, classified under FSC 2920 (No Item Name Available). Status: cancelled.
NSN 2920-00-930-0684 has 34 cross-referenced part numbers: 33 813413 (Brunswick Corp Dba Mercury Marine Div Mercury Marine), 386939 (Evinrude Motors Product Group of Outboard Marine Corp), 384734 (Outboard Marine Corp), 378368 (Outboard Marine Corp Johnson Motors Div), J4J (Champion Aerospace Llc) and 29 more.
There are 3 known substitutes for 2920-00-930-0684: 5342-00-051-8866, 4710-00-658-3634, 5310-01-194-7733. Verify interchangeability with system specifications before substitution.
Key specifications for J4J: Height Above Mounting Surface: 2.250 INCHES NOMINAL IN; Seat Major Diameter: 0.781 INCHES NOMINAL IN; Body Style: UNSHIELDED, THREADED POST, GASKET SEAT; Reach Length: 0.375 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 2920-00-930-0684 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.