Where to Buy
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Documentation
General information based on part classification, not a certification determination. Your operator's quality manual governs.
What to ask the seller for
- FAA Form 8130-3 from the PAH or an authorized release traceable to the PAH
- Manufacturer's CofC if a Form 8130-3 was not issued
Governing reference: FAA Order 8130.21J
PMA Alternatives1 found
| PMA Part # | Manufacturer | Supplement | Approved | Source |
|---|---|---|---|---|
| AE27056 (and oversizes up to .020) Piston | Continental Motors Inc | 49 | 2017-01-08 | — |
Supplemental Type Certificates1 found
FAA-approved modifications that reference this part number
Installation of Electro-Coatings, Inc. piston rings P/N 251822, 251824, and 251825 on Pratt and Whitney R-985 piston P/N 27056 for use with Channelcromium plated R-985 engine cylinders
Aircraft: Military R-985 Series, R-985 Series, Wasp Jr. B-4, Wasp Jr. B-5 +5 more
Airworthiness Directives
Synced 40 days ago (09/27/2026)No Active Airworthiness Directives
No FAA or EASA ADs are linked to this part number. Always verify against the aircraft's maintenance records before install.
Service Difficulty Reports
No Service Difficulty Reports
No failure reports found for this part number in the FAA SDR database.
Suspect-Parts Alerts (SUP/UPN)
No Suspect-Parts Alerts
This manufacturer is not named in any active FAA Suspect Unapproved Parts (SUP/UPN) notification.
NSN Cross-References3 NSNs — DLA WebFLIS
National Stock Numbers assigned to this part number by the U.S. Defense Logistics Agency
| NSN | Standardized Name | FSC | DLA List Price (gov't catalog) | CAGE / Manufacturer |
|---|---|---|---|---|
| 1615-00-065-3373 | PARTS KIT,SLIP RING | 1615 | $73.26/EA | 98089ELECTRO-TEC CORP DBA MOOG INC., COMPONENTS GROUP |
| 2810-00-118-9021 | PISTON,INTERNAL COMBUSTION ENGIN | 2810 | — | 00198PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. |
| 5310-00-208-2842 | NUT,PLAIN,CASTELLATED,HEXAGON | 5310 | — | 28265HERCULES ENGINE CO INC |
DLA PUBLOG published list price — government procurement catalog, not a commercial market price. Prices may differ from current commercial availability.
Government Award Prices
U.S. government contract award prices from FPDS — unit prices for NSN purchases by DoD/DLA agencies
No government contract award price data found for this part number.
Identifiers
Manufacturer
ELECTRO-TEC CORP DBA MOOG INC., COMPONENTS GROUP
Source
DLA WebFLIS
ATA Chapter
62
Type
OEM