The Gear,spur, cataloged under National Stock Number 3020-00-486-8143, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Secs Inc. 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-486-8143 |
| Primary Part Number | GC14-21P1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Secs Inc |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.312 INCHES FIRST END IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Outside Diameter | 0.479 INCHES IN |
| Precision Classification | QUALITY NUMBER 10 |
| Clamping Surface Nominal Length | 0.250 INCHES FIRST END IN |
| Bore Style | PLAIN BOTH ENDS |
| Material | STEEL COMP 303 OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Tooth Form | STANDARD |
| Nominal Distance Between Body Face and Protruding Hub End | 0.281 INCHES FIRST END IN |
| Pitch Diameter | 0.4374 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN |
| Hub Style Designator | PLAIN FIRST END |
| Face Nominal Width | 0.125 INCHES IN |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Attachment Method | CLAMP |
| Teeth Quantity | 21 |
| Body Style | PLAIN, SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| C48S18-21 | W. M. Berg, Inc. (USA) |
| GC14-21P1 PRIMARY | Secs Inc (USA) |
| C48S18-21Q10 | W. M. Berg, Inc. (USA) |
| H1-21 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| R21-21 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| M48S21 PRIMARY | Designatronics Inc Perfect Gear and Instrument Div (USA) |
| GC14-21-P1 | Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division (USA) |
NSN 3020-00-486-8143 is a Gear,spur, manufactured by Secs Inc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-486-8143 has 7 cross-referenced part numbers: C48S18-21 (W. M. Berg, Inc.), GC14-21P1 (Secs Inc), C48S18-21Q10 (W. M. Berg, Inc.), H1-21 (Roller Bearing Co of America, Inc Div Pic Design), R21-21 (Designatronics Incorporated Div Sterling Instruments Div) and 2 more.
There are 6 known substitutes for 3020-00-486-8143: 3030-00-528-3787, 5950-00-578-5251, 6685-00-641-3176 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for GC14-21P1: Hub Nominal Diameter: 0.312 INCHES FIRST END IN; Surface Treatment: PASSIVATE OVERALL; Nominal Outside Diameter: 0.479 INCHES IN; Precision Classification: QUALITY NUMBER 10. 19 total characteristics are documented in the Federal Logistics Information System.