# NSN 3020-00-528-1370: Gear Sector, Spur

NSN 3020-00-528-1370 (also written 3020005281370; NIIN 00-528-1370) is a gear sector, spur in Federal Supply Class 3020, Gears, Pulleys, Sprockets, and Transmission Chain. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3020-00-528-1370 (3020005281370)
- NIIN: 00-528-1370 (005281370)
- Item name: GEAR SECTOR,SPUR
- Federal Supply Class: [FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain](https://nsnexplorer.com/fsc/3020/)
- Federal Supply Group: [FSG 30](https://nsnexplorer.com/group/30/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-24)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CWPP | PRESSURE ANGLE | DEGREES 20.0000 |
| MATT | MATERIAL | OVERALL STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-S-626,CO- 8620 OR FED SPEC SINGLE MATERIAL RESPONSE QQ-S-624,COND NOR-ALIZED |
| STYL | STYLE DESIGNATOR | — |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | AXIALLY THROUGH BODY FIRST END INCHES 0.285 AND INCHES 0.030 |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| CWRM | FACE NOMINAL WIDTH | INCHES 0.760 |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 10 |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | AXIALLY THROUGH BODY FIRST END PLAIN 3 AND PLAIN 2 |
| CWNH | TOOTH FORM | STANDARD |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | AXIALLY THROUGH BODY FIRST END INCHES 3.912 AND INCHES 4.125 |
| FEAT | SPECIAL FEATURES | BOTTOM FLANGE 0.255 IN THICK FOR MTG HOLES |
| AJLA | TEETH QUANTITY | 27 |
| BDJT | PITCH RADIUS | INCHES NOMINAL 5.4500 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 30.0 AND ROCKWELL C MAXIMUM 38.0 |
| CWRB | BODY RECESS NOMINAL DEPTH | FIRST END INCHES 0.505 |
| CWXD | ARC NOMINAL LENGTH | INCHES 8.650 |
| CWWF | NOMINAL OUTSIDE RADIUS | INCHES 5.514 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 117D2974 | 05606 | GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 117D2974 | 26420 | ASTRO GEAR AND INSTRUMENT CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3020005281370&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020005281370
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/3020-00-528-1370/
JSON: https://nsnexplorer.com/api/nsn/3020-00-528-1370.json