The Shaft,sun Gear, cataloged under National Stock Number 2520-00-018-3237, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is The W.w. Williams Company, Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-018-3237 |
| Primary Part Number | 6772214 |
| Item Name | Shaft,sun Gear |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | The W.w. Williams Company, Llc |
| Status | ACTIVE |
| FSC Application Data | POWER TRANSMISSION,VEHICULAR |
| General Characteristics Item Description | STEEL,4.785 IN. O/A LG,FLANGE AT ONE END,SPLINED SHAFT DATA 2.232 IN. MIN 2.233 IN. MAX DIA OF SHAFT,1.600 IN. LG OF SPLINES,35 TEETH,30.0 DEG PRESSURE ANGLE,2.1875 IN. PITCH DIA,SPLINED FLANGE DATA 6.090 IN. MIN 6.100 IN. MAX DIA OF FLANGE,0.120 IN. THK,59 TEETH,25.0 DEG PRESSURE ANGLE,5.900 IN. PITCH DIA,8 ATTACHING HOLES 0.328 IN. DIA EQUALLY SPACED ON 4.600 IN. BOLT CIRCLE DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6772214 PRIMARY | The W.w. Williams Company, Llc (USA) |
| 10915146 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 6772214 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 6772214 | 5/9 Secondary reference General Motors Corp |
NSN 2520-00-018-3237 is a Shaft,sun Gear, manufactured by The W.w. Williams Company, Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-018-3237 has 2 manufacturer part numbers on file: 6772214 (The W.w. Williams Company, Llc), 10915146 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 6772214: FSC Application Data: POWER TRANSMISSION,VEHICULAR; General Characteristics Item Description: STEEL,4.785 IN. O/A LG,FLANGE AT ONE END,SPLINED SHAFT DATA 2.232 IN. MIN 2.233 IN. MAX DIA OF SHAFT,1.600 IN. LG OF SPLINES,35 TEETH,30.0 DEG PRESSURE ANGLE,2.1875 IN. PITCH DIA,SPLINED FLANGE DATA 6.090 IN. MIN 6.100 IN. MAX DIA OF FLANGE,0.120 IN. THK,59 TEETH,25.0 DEG PRESSURE ANGLE,5.900 IN. PITCH DIA,8 ATTACHING HOLES 0.328 IN. DIA EQUALLY SPACED ON 4.600 IN. BOLT CIRCLE DIA IN. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.