The Gear,spur, cataloged under National Stock Number 3020-00-273-4170, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-273-4170 |
| Primary Part Number | 471933 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | CANCELLED |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Style Designator | PROTRUDING HUBS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.125 INCHES SECOND END IN |
| Pitch Diameter | 9.1670 INCHES NOMINAL IN |
| Face Nominal Width | 1.250 INCHES IN |
| Body Style | WEBBED, SOLID |
| Keyway Nominal Width | 0.315 INCHES BOTH ENDS IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.834 INCHES BOTH ENDS IN |
| Teeth Quantity | 55 |
| Material | STEEL COMP 8620 OVERALL |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Distance Between Body Face and Protruding Hub End | 0.563 INCHES FIRST END IN |
| Tooth Form | STANDARD |
| Pressure Angle | 20.0000 DEGREES |
| Nominal Outside Diameter | 9.495 INCHES IN |
| Bore Nominal Diameter | 1.376 INCHES BOTH ENDS IN |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Hub Nominal Diameter | 2.375 INCHES BOTH ENDS IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 471933 | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| 471933 | Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA) |
| A-3011-B | White Farm Equipment Co Sub of Tic Investment Corp |
| A3011B | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
| A3011B | Komatsu America Corporation (USA) |
| 87709 | Komatsu America Corporation (USA) |
| A3011B | White Farm Equipment Co Sub of Tic Investment Corp South Bend Div |
NSN 3020-00-273-4170 is a Gear,spur, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-273-4170 has 7 cross-referenced part numbers: 471933 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 471933 (Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co), A-3011-B (White Farm Equipment Co Sub of Tic Investment Corp), A3011B (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), A3011B (Komatsu America Corporation) and 2 more.
There are 2 known substitutes for 3020-00-273-4170: 5962-00-193-7555, 6550-01-221-5400. Verify interchangeability with system specifications before substitution.
Key specifications for 471933: Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Style Designator: PROTRUDING HUBS; Nominal Distance Between Body Face and Protruding Hub End: 0.125 INCHES SECOND END IN; Pitch Diameter: 9.1670 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-273-4170 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.