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Technical Data Sheet
PartsTable / COMPONENT / 283-P
283-P ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include special_features: PUMP,METERING, style_designator: PLAIN FLANGED, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-220-1935, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
283-P
NSN: 2805-00-220-1935
FSC: 2805
CAGE: 74069 — HASTINGS MANUFACTURING CO DIV HASTINGS MANUFACTURING COMPANY (USA)
SPECIFICATIONS
special_featuresPUMP,METERING
style_designatorPLAIN FLANGED
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
NSN2805-00-220-1935
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,INTERNAL COMBUSTION ENGIN TITLE COMPONENT PN 283-P MFR PISTON,INTERNAL COMBUS
KEY FEATURES
•
RING GROOVE DIAMETER: 3.438 INCHES MINIMUM AND 3.448 INCHES MAXIMUM SECOND RING IN
•
SURFACE FINISH: FINISHED
•
PIN HOLE BUSHING: NOT INCLUDED
•
RETAINING RING GROOVE: INCLUDED
•
RING GROOVE WIDTH: 0.0780 INCHES NOMINAL FIRST RING IN
•
PIN: INCLUDED
•
SURFACE TREATMENT: TIN
•
OIL GROOVE: INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
RING GROOVE DIAMETER3.438 INCHES MINIMUM AND 3.448 INCHES MAXIMUM SECOND RING IN
SURFACE FINISHFINISHED
PIN HOLE BUSHINGNOT INCLUDED
RETAINING RING GROOVEINCLUDED
RING GROOVE WIDTH0.0780 INCHES NOMINAL FIRST RING IN
PININCLUDED
SURFACE TREATMENTTIN
OIL GROOVEINCLUDED
DIAMETER3.875 INCHES NOMINAL IN
OVERALL HEIGHT3.925 INCHES MINIMUM AND 3.935 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
PF440Interchangeable
interchangeable cross-reference
interchangeable
313117C92Interchangeable
interchangeable cross-reference
interchangeable
SL5047PC78Interchangeable
interchangeable cross-reference
interchangeable
255047-6Interchangeable
interchangeable cross-reference
interchangeable
P1-18Interchangeable
interchangeable cross-reference
interchangeable
5017Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 283-P?
283-P is a PISTON,INTERNAL COMBUSTION ENGIN.
What parts can replace 283-P?
There are 12 known substitutes for 283-P: PF440, 313117C92, SL5047PC78 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 283-P?
283-P is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-220-1935. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026