The Gear,spur, cataloged under National Stock Number 3020-00-952-6648, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Designatronics Inc Perfect Gear and Instrument Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-952-6648 |
| Primary Part Number | U4S72 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Designatronics Inc Perfect Gear and Instrument Div |
| Status | ACTIVE |
| Teeth Quantity | 72 |
| Surface Treatment | PASSIVATE OVERALL |
| Body Style | PLAIN, SOLID |
| Nominal Outside Diameter | 1.156 INCHES IN |
| Bore Style | PLAIN BOTH ENDS |
| Pitch Diameter | 1.1240 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN |
| Bore Nominal Diameter | 0.374 INCHES BOTH ENDS IN |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Face Nominal Width | 0.125 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Tooth Form | STANDARD |
| Material | STEEL COMP 303 OVERALL |
| Surface Treatment Document and Classification | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | HUBLESS |
| Material Document and Classification | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| F64S3-72 | W. M. Berg, Inc. (USA) |
| U4S72 PRIMARY | Designatronics Inc Perfect Gear and Instrument Div (USA) |
| S22-72 PRIMARY | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| J3-72 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| GH16-72 PRIMARY | Secs Inc (USA) |
NSN 3020-00-952-6648 is a Gear,spur, manufactured by Designatronics Inc Perfect Gear and Instrument Div, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-952-6648 has 5 cross-referenced part numbers: F64S3-72 (W. M. Berg, Inc.), U4S72 (Designatronics Inc Perfect Gear and Instrument Div), S22-72 (Designatronics Incorporated Div Sterling Instruments Div), J3-72 (Roller Bearing Co of America, Inc Div Pic Design), GH16-72 (Secs Inc).
There are 3 known substitutes for 3020-00-952-6648: 4210-00-214-2306, 5120-01-428-8422, 5120-01-648-6887. Verify interchangeability with system specifications before substitution.
Key specifications for U4S72: Teeth Quantity: 72; Surface Treatment: PASSIVATE OVERALL; Body Style: PLAIN, SOLID; Nominal Outside Diameter: 1.156 INCHES IN. 15 total characteristics are documented in the Federal Logistics Information System.