# NSN 1650-01-533-4180: Piston, Hydraulic Accumulator

NSN 1650-01-533-4180 (also written 1650015334180; NIIN 01-533-4180) is a piston, hydraulic accumulator in Federal Supply Class 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Nov 2026.

## Identification

- NSN: 1650-01-533-4180 (1650015334180)
- NIIN: 01-533-4180 (015334180)
- Item name: PISTON,HYDRAULIC ACCUMULATOR
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 6.640 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 5.250 |
| AGAV | END ITEM IDENTIFICATION | F/A-18;APU;ACCUMULATOR, HYDRAULIC |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | INAVY-PISTON HIGH PRESSURE |
| FEAT | SPECIAL FEATURES | MATERIAL IAW SAE AMS-QQ-A-225/6 AND ASTM-B211 |
| MATT | MATERIAL | ALUMINUM |
| SFTT | SURFACE TREATMENT | ANODIZE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 294082-4 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 294082-4 | 96487 | VALCOR ENGINEERING CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-11-03 | $4,220.65 | 27 | HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1650015334180) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-03 | [SPE4A727P0288](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1650015334180) | PISTON, HYDRAULIC AC | HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC | $113,957.55 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1650015334180&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1650015334180
- 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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