The Gear,spur, cataloged under National Stock Number 3020-00-016-0321, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-016-0321 |
| Primary Part Number | GP16-28 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Secs Inc |
| Status | ACTIVE |
| Pitch Diameter | 0.8740 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN |
| Body Style | PLAIN, SOLID |
| Material | STEEL COMP 303 OVERALL |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Surface Treatment | PASSIVATE OVERALL |
| Hub Nominal Diameter | 0.500 INCHES FIRST END IN |
| Face Nominal Width | 0.187 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material Document and Classification | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter | 0.937 INCHES IN |
| Hub Style Designator | PINNED FIRST END |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Furnished Items and Quantity | 1 SETSCREW |
| Tooth Form | STANDARD |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Bore Style | PLAIN BOTH ENDS |
| Style Designator | PROTRUDING HUB |
| Teeth Quantity | 28 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| P32S28-28 | W. M. Berg, Inc. (USA) |
| GP16-28 PRIMARY | Secs Inc (USA) |
| 233B391H01 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| H29-28 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| DG43T28 | Allied Devices Corp Dba Absolute Precision Co (USA) |
| G43-28 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| B68S28 PRIMARY | Designatronics Inc Perfect Gear and Instrument Div (USA) |
| 233B391H01 | Westinghouse Electric Corp (USA) |
NSN 3020-00-016-0321 is a Gear,spur, manufactured by Secs Inc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-016-0321 has 8 cross-referenced part numbers: P32S28-28 (W. M. Berg, Inc.), GP16-28 (Secs Inc), 233B391H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), H29-28 (Designatronics Incorporated Div Sterling Instruments Div), DG43T28 (Allied Devices Corp Dba Absolute Precision Co) and 3 more.
There is 1 known substitute for 3020-00-016-0321: 3040-00-512-3372. Verify interchangeability with system specifications before substitution.
Key specifications for GP16-28: Pitch Diameter: 0.8740 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN; Body Style: PLAIN, SOLID; Material: STEEL COMP 303 OVERALL; Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN. 18 total characteristics are documented in the Federal Logistics Information System.