The Gear,worm, cataloged under National Stock Number 3020-00-118-8717, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-118-8717 |
| Primary Part Number | 7979480 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Nominal Outside Diameter | 1.865 INCHES IN |
| Counterbore Nominal Depth | 1.555 INCHES SECOND END IN |
| Thread Form Direction | RIGHT-HAND |
| Nominal Overall Length | 2.890 INCHES IN |
| Counterbore Nominal Diameter | 0.764 INCHES SECOND END IN |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM OVERALL |
| Face Nominal Width | 2.160 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-118-8717 is a Gear,worm, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-118-8717 has 3 cross-referenced part numbers: 7979480 (U S Army Tank Automotive Command Amsta-Im-Mm), 7979480 (Spalla Inc), 30279 (Trw Inc Trw Commercial Steering Div).
There are 5 known substitutes for 3020-00-118-8717: 3110-00-143-2963, 4820-00-633-3523, 5315-01-459-1525 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7979480: Nominal Outside Diameter: 1.865 INCHES IN; Counterbore Nominal Depth: 1.555 INCHES SECOND END IN; Thread Form Direction: RIGHT-HAND; Nominal Overall Length: 2.890 INCHES IN. 7 total characteristics are documented in the Federal Logistics Information System.