The Gear,internal, cataloged under National Stock Number 3020-00-730-6610, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-00-730-6610 |
| Primary Part Number | 8351596 |
| Item Name | Gear,internal |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Teeth Quantity | 60 |
| Body Style | PLAIN, SOLID |
| Flange Nominal Thickness | 1.740 INCHES IN |
| Flange Nominal Diameter | 8.906 INCHES IN |
| Teeth Type | SPUR |
| Hardness Rating | 85.0 ROCKWELL SUPERFICIAL 15-N MINIMUM OVERALL |
| Nominal Overall Length | 3.960 INCHES IN |
| Style Designator | FLANGED RING |
| Material Document and Classification | ASTM A668 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 7.5000 INCHES NOMINAL IN |
| Nominal Outside Diameter | 7.760 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP 4145 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8351596 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 8351596 | 5/9 Secondary reference Tongil Heavy Industries Co. Ltd |
| 3020007306610 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 8351596 | C/1 Advisory reference — outside the item-of-supply concept Snt Dynamics Co., Ltd. Div Security Team |
NSN 3020-00-730-6610 is a Gear,internal, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-730-6610 has 1 manufacturer part number on file: 8351596 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8351596: Teeth Quantity: 60; Body Style: PLAIN, SOLID; Flange Nominal Thickness: 1.740 INCHES IN; Flange Nominal Diameter: 8.906 INCHES IN. 13 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.
NSN 3020-00-730-6610 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.