The Gear,spur, cataloged under National Stock Number 3020-00-540-7731, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Raytheon Co. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-540-7731 |
| Primary Part Number | 64S11-120A8-4 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Raytheon Co |
| Status | CANCELLED |
| Surface Treatment | PASSIVATE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Style Designator | PROTRUDING HUB |
| Precision Classification | QUALITY NUMBER 10 |
| Pressure Angle | 20.0000 DEGREES |
| Teeth Quantity | 120 |
| Body Style | PLAIN, SOLID |
| Pitch Diameter | 1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN |
| Furnished Items and Quantity | 1 SETSCREW |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Tooth Form | STANDARD |
| Material | STEEL COMP 303 OVERALL |
| Nominal Outside Diameter | 1.906 INCHES IN |
| Face Nominal Width | 0.125 INCHES IN |
| Hub Style Designator | PINNED FIRST END |
| Hub Nominal Diameter | 0.500 INCHES FIRST END IN |
| Bore Style | PLAIN BOTH ENDS |
| Material Document and Classification | QQ-S-764,TYPE 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 64S11-120A8-4 PRIMARY | Raytheon Co (USA) |
| 328C101H05 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| D48S120 | Designatronics Inc Perfect Gear and Instrument Div (USA) |
| G13-120ESS90 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 64S11-120A8-4 | Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA) |
| G13-120 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| GP34-120 | Secs Inc (USA) |
| H22-120 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| E618190 | Raytheon Co (USA) |
| 328C101H05 | Westinghouse Electric Corp (USA) |
NSN 3020-00-540-7731 is a Gear,spur, manufactured by Raytheon Co, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-540-7731 has 10 cross-referenced part numbers: 64S11-120A8-4 (Raytheon Co), 328C101H05 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), D48S120 (Designatronics Inc Perfect Gear and Instrument Div), G13-120ESS90 (Roller Bearing Co of America, Inc Div Pic Design), 64S11-120A8-4 (Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis) and 5 more.
There are 12 known substitutes for 3020-00-540-7731: 3020-00-236-6468, 3020-00-580-7965, 3020-00-618-0124 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 64S11-120A8-4: Surface Treatment: PASSIVATE OVERALL; Surface Treatment Document and Classification: QQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN; Style Designator: PROTRUDING HUB. 20 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-540-7731 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.