The Spark Plug, cataloged under National Stock Number 2920-01-038-1329, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Allied-Signal Inc Autolite Div. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-01-038-1329 |
| Primary Part Number | 687 |
| Item Name | Spark Plug |
| FSC / FSG | 2920 / 29 — No Item Name Available |
| Manufacturer | Allied-Signal Inc Autolite Div |
| Status | ACTIVE |
| DC Resistance Rating in Ohms | 10000.0 NOMINAL |
| Width Across Flats | 0.625 INCHES NOMINAL IN |
| Reach Length | 0.375 INCHES NOMINAL IN |
| Electrode Style | SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4) |
| Usage Design | ENGINE OTHER THAN AIRCRAFT |
| Body Style | UNSHIELDED, SOLID POST, TAPERED SEAT |
| Pressure Rating | 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS |
| Seat Major Diameter | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ARF8-6 | Ford Motor Company (USA) |
| W-S-506 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| ARF8-6 | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| W-S-506 TY3CLA | General Services Administration Federal Supply Service (USA) |
| 687 PRIMARY | Allied-Signal Inc Autolite Div (USA) |
| RBL12-6 | Champion Aerospace Llc (USA) |
NSN 2920-01-038-1329 is a Spark Plug, manufactured by Allied-Signal Inc Autolite Div, classified under FSC 2920 (No Item Name Available). Status: active.
NSN 2920-01-038-1329 has 6 cross-referenced part numbers: ARF8-6 (Ford Motor Company), W-S-506 (Federal Specifications Promulgated by General Services Administration Washington DC), ARF8-6 (Ford Motor Co Ford Parts and Service Div Government Part Sales), W-S-506 TY3CLA (General Services Administration Federal Supply Service), 687 (Allied-Signal Inc Autolite Div) and 1 more.
There are 12 known substitutes for 2920-01-038-1329: 3110-00-100-0676, 4730-00-189-3041, 2920-00-294-3892 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 687: DC Resistance Rating in Ohms: 10000.0 NOMINAL; Special Features: EXTRA WIDE GAP 0.060 IN. IN; Width Across Flats: 0.625 INCHES NOMINAL IN; Reach Length: 0.375 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.