The Gear,spur, cataloged under National Stock Number 3020-00-913-0561, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Gsl Manufacturing Co.. Government technical data includes 21 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-913-0561 |
| Primary Part Number | 1271 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Gsl Manufacturing Co. |
| Status | ACTIVE |
| Body Style | WEBBED, SOLID |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Spline Quantity | 12 BOTH ENDS |
| Hardness Rating | 54.0 ROCKWELL C NOMINAL OVERALL |
| Pitch Diameter | 1.3750 INCHES NOMINAL IN |
| Pressure Angle | 20.0000 DEGREES |
| Hub Nominal Diameter | 0.8000 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Recessed Hub End | 0.147 INCHES SECOND END IN |
| Hub Style Designator | PLAIN FIRST END |
| Spline Pitch Diameter | 0.6000 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | ONE PROTRUDING HUB, ONE RECESSED HUB |
| Face Nominal Width | 0.635 INCHES IN |
| Teeth Quantity | 44 |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Outside Diameter | 1.4470 INCHES IN |
| Hub Nominal Diameter | 0.8000 INCHES FIRST END IN |
| Material | STEEL COMP 4340 OVERALL |
| Tooth Form | STUB |
| Hub Style Designator | PLAIN SECOND END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.005 INCHES FIRST END IN |
| Bore Nominal Diameter | 0.664 INCHES BOTH ENDS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-913-0561 is a Gear,spur, manufactured by Gsl Manufacturing Co., classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-913-0561 has 3 cross-referenced part numbers: 1271 (Overton Chicago Gear Corporation), 1271 (Star Tool and Engineering Co Inc), 1271 (Gsl Manufacturing Co.).
There are 12 known substitutes for 3020-00-913-0561: 5930-00-052-3121, 6250-00-151-5251, 3120-00-166-4795 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1271: Body Style: WEBBED, SOLID; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Spline Quantity: 12 BOTH ENDS; Hardness Rating: 54.0 ROCKWELL C NOMINAL OVERALL. 21 total characteristics are documented in the Federal Logistics Information System.