# NSN 1650-00-489-4665: Cylinder Assembly, Actuating, Line

NSN 1650-00-489-4665 (also written 1650004894665; NIIN 00-489-4665) is a cylinder assembly, actuating, line in Federal Supply Class 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1650-00-489-4665 (1650004894665)
- NIIN: 00-489-4665 (004894665)
- Item name: CYLINDER ASSEMBLY,ACTUATING,LINE
- Federal Supply Class: [FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components](https://nsnexplorer.com/fsc/1650/)
- Federal Supply Group: [FSG 16](https://nsnexplorer.com/group/16/)
- Acquisition method suffix code: AMSC B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CQRG | BODY MATERIAL | ALUMINUM ALLOY AND STEEL CORROSION RESISTING |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS MODIFIED BY LOCKHEED SOURCE CONTROL DWG NO. 4H90233-104C |
| CKRM | INTEGRAL VALVE OPERATION METHOD | HYDRAULIC |
| ATEM | EXTENDED LENGTH | INCHES NOMINAL 4.115 |
| BGST | PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) NOMINAL 3000.0 |
| AMQZ | COMPRESSED LENGTH | INCHES NOMINAL 3.250 |
| ABJH | TEMP RATING | FAHRENHEIT -65.0 AND FAHRENHEIT 160.0 |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1211049-004 | 98391 | ARKWIN INDUSTRIES, INC. DBA ARKWIN INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12A049-4C | 98391 | ARKWIN INDUSTRIES, INC. DBA ARKWIN INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4H90233-104C | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE4A725V4664](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1650004894665) | CYLINDER ASSEMBLY, A | ARKWIN INDUSTRIES, INC. DBA ARKWIN INDUSTRIES INC | $110,951.28 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1650004894665&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1650004894665
- 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/1650-00-489-4665/
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