The Gear,helical, cataloged under National Stock Number 3020-00-354-3553, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is White Motor Corp. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-354-3553 |
| Primary Part Number | 385208 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | White Motor Corp |
| Status | CANCELLED |
| Pitch Diameter | 7.0590 INCHES MINIMUM AND 7.0600 INCHES MAXIMUM IN |
| Style Designator | PROTRUDING HUB, RECESSED BODY |
| Body Style | WEBBED, OFFSET, SOLID |
| Helix Angle | 35.0833 DEGREES |
| Hub Style Designator | 2 STEPS FIRST END |
| Nominal Outside Diameter | 7.279 INCHES IN |
| Keyway Nominal Width | 0.251 INCHES BOTH ENDS IN |
| End Nominal Diameter | 1.674 INCHES FIRST END IN |
| First Step Nominal Length | 0.437 INCHES FIRST END IN |
| Nominal Overall Length | 1.715 INCHES IN |
| Face Nominal Width | 1.500 INCHES IN |
| Body Recess Nominal Depth | 0.402 INCHES FIRST END IN |
| Teeth Quantity | 52 |
| Teeth Type | SINGLE HELIX |
| End Nominal Length | 0.215 INCHES FIRST END IN |
| Tooth Direction | RIGHT |
| Hardness Rating | 179.0 BRINELL TUNGSTEN CARBIDE MINIMUM AND 207.0 BRINELL TUNGSTEN CARBIDE MAXIMUM OVERALL |
| Tooth Form | STANDARD |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL OVERALL |
| Bore Nominal Diameter | 1.250 INCHES BOTH ENDS IN |
| Second Step Nominal Length | 0.062 INCHES FIRST END IN |
| First Step Nominal Diameter | 2.312 INCHES FIRST END IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.809 INCHES BOTH ENDS IN |
| Second Step Nominal Diameter | 2.812 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.215 INCHES FIRST END IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 3020-00-354-3553 is a Gear,helical, manufactured by White Motor Corp, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-354-3553 has 2 cross-referenced part numbers: 385208 (White Motor Corp), 5585688 (U S Army Tank Automotive Command Amsta-Im-Mm).
There is 1 known substitute for 3020-00-354-3553: 5315-00-188-0174. Verify interchangeability with system specifications before substitution.
Key specifications for 385208: Pitch Diameter: 7.0590 INCHES MINIMUM AND 7.0600 INCHES MAXIMUM IN; Style Designator: PROTRUDING HUB, RECESSED BODY; Special Features: DYNAMICALLY BALANCED 1/8 IN. OZ,2 PULLER HOLES 3/8-16 UNC 2B THD. ON A 3-3/8 IN. DIA,BOLT CIRCLE IN; Body Style: WEBBED, OFFSET, SOLID. 28 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-354-3553 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.