# NSN 1560-01-551-8645: Rib, Stiffener, Aircraft

NSN 1560-01-551-8645 (also written 1560015518645; NIIN 01-551-8645) is a rib, stiffener, aircraft in Federal Supply Class 1560, Airframe Structural Components. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1560-01-551-8645 (1560015518645)
- NIIN: 01-551-8645 (015518645)
- Item name: RIB,STIFFENER,AIRCRAFT
- Federal Supply Class: [FSC 1560 Airframe Structural Components](https://nsnexplorer.com/fsc/1560/)
- Federal Supply Group: [FSG 15](https://nsnexplorer.com/group/15/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NOSE RIB |
| CZDJ | AIRCRAFT LOCATION | RIB INSTL-LE,OUTBD FLAP |
| CZEK | AIRCRAFT MISSION DESIGN SERIES | KC-135 |
| FEAT | SPECIAL FEATURES | U/O -4, OPPOSITE -15, HEAT TREAT T4, FINISH F-2.115, 0 TEMP, 0-CLAD SHT, BAC5602 |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED SPEC SINGLE MATERIAL RESPONSE QQ-A-362 |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 65-6313-16 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE4A125GR004/SPE4A126F1051](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1560015518645) | RIB, STIFFENER, AIRCR | THE BOEING COMPANY DIV SERVICES | $3,199.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1560015518645&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1560015518645
- 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.

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