# NSN 2840-00-976-9303: Support Assembly, Accessory Gearb

NSN 2840-00-976-9303 (also written 2840009769303; NIIN 00-976-9303) is a support assembly, accessory gearb in Federal Supply Class 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 2840-00-976-9303 (2840009769303)
- NIIN: 00-976-9303 (009769303)
- Item name: SUPPORT ASSEMBLY,ACCESSORY GEARB
- Federal Supply Class: [FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components](https://nsnexplorer.com/fsc/2840/)
- Federal Supply Group: [FSG 28](https://nsnexplorer.com/group/28/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL AMS6350 AND AMS6382,ROCKWELL C SCALE 26 MIN,32 MAX HARDNESS OF SUPPORT,ROCKWELL C SCALE 30 MIN,37 MAX HARDNESS OF BOSS,ALUMINUM PAINT FINISH P6430-P1,0.410 IN. O/A THK,8.218 IN. MIN,8.228 IN. MAX O/A LG,6 HOLES 0.406 IN. NOM DIA THROUGH SUPPORT ON 5.000 IN. NOM BOLT CIRCLE DIA,3 HOLES 0.250 IN. -28 UNF CLASS 3B THD THROUGH BOSS,THD HOLES COUNTERSUNK 90 DEG BY 0.280 IN. NOM DIA |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1-080-100-03 | 78U39 | OZARK AEROWORKS LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1-080-100-03 | 99193 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1-080-100-03 | D0272 | ROLLS-ROYCE DEUTSCHLAND LTD & CO KG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-14 | [SPE4A726PF600](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2840009769303) | SUPPORT ASSEMBLY, AC | BROWN HELICOPTER, INC. DBA BROWN HELICOPTER INC | $1,471.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2840009769303&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2840009769303
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/2840-00-976-9303/
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