The Spider and Gear Assembly, cataloged under National Stock Number 3040-00-125-8784, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-125-8784 |
| Primary Part Number | 7660491 |
| Item Name | Spider and Gear Assembly |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL SHAFTS AND CARRIER;TWO BRONZE GEARS;BOTH 18 TEETH;48 DP;0.375 IN. PITCH DIA;0.188 IN. FACE 1.750 IN.O/A LG,0.688 IN. CARRIER DIA;SHAFT EXTENSIONS ON BOTH ENDS OF CARRIERS;ONE,0.250 IN. DIA;0.406 IN. LG;ONESTEPPED,0.125 IN. AND 0.188 IN. DIA;0.750 IN. LG 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 |
|---|---|
| 7660491 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 3040-00-125-8784 is a Spider and Gear Assembly, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-125-8784 has 1 manufacturer part number on file: 7660491 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 7660491: General Characteristics Item Description: STAINLESS STEEL SHAFTS AND CARRIER;TWO BRONZE GEARS;BOTH 18 TEETH;48 DP;0.375 IN. PITCH DIA;0.188 IN. FACE 1.750 IN.O/A LG,0.688 IN. CARRIER DIA;SHAFT EXTENSIONS ON BOTH ENDS OF CARRIERS;ONE,0.250 IN. DIA;0.406 IN. LG;ONESTEPPED,0.125 IN. AND 0.188 IN. DIA;0.750 IN. LG IN. 1 specification is 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.