The Spider,differential, cataloged under National Stock Number 3040-00-760-7556, 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 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-760-7556 |
| Primary Part Number | 7607556 |
| Item Name | Spider,differential |
| 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 |
| Hub Outside Diameter | 0.391 INCHES NOMINAL IN |
| Arm Length | 0.812 INCHES NOMINAL IN |
| Length Across Arms | 1.188 INCHES NOMINAL IN |
| Material | MAGNESIUM |
| Arm Diameter | 1.188 INCHES NOMINAL IN |
| Hub Thickness | 0.125 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 |
|---|---|
| 7607556 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| BL712295 | 5/9 Secondary reference American Telephone and Telegraph Co |
| BL712295 | 5/9 Secondary reference At and T Corp |
| BL712295 | 5/9 Secondary reference Lucent Technologies Inc Advanced Technology Systems |
NSN 3040-00-760-7556 is a Spider,differential, 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 3040-00-760-7556 has 1 manufacturer part number on file: 7607556 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 7607556: Hub Outside Diameter: 0.391 INCHES NOMINAL IN; Arm Length: 0.812 INCHES NOMINAL IN; Length Across Arms: 1.188 INCHES NOMINAL IN; Material: MAGNESIUM. 6 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.