Home / MS parts / NSN 2815-00-307-8821
NSN 2815-00-307-8821  ·  NIIN 003078821  ·  FSC 2815
NO DASHES 2815003078821
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PISTON,INTERNAL COMBUSTION ENGIN

Diesel Engines and Components

Technical characteristics

20 rows

Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.

Technical characteristics from the federal item record
MRCRequirementValue
AXGDRING GROOVE DIAMETERSECOND RING INCHES MINIMUM 2.925 AND INCHES MAXIMUM 2.935
ABMZDIAMETERINCHES MINIMUM 3.310 AND INCHES MAXIMUM 3.311
AASKHEAD STYLE
AGYESURFACE FINISHFINISHED
AXFRFINISHED SIZE DESIGNATIONSTANDARD
AXFTSKIRT TYPESEMISPLIT
AXFZRING GROOVE QUANTITY5
AXGERING GROOVE POSITION BELOW PISTON PINNUMBER 1,NUMBER 2,NUMBER 3,NUMBER 4,AND NUMBER 5 ALL RINGS
ACXMOIL PASSAGE TYPETHIRD RING HOLE
AXGBRING GROOVE WIDTHSECOND RING INCHES NOMINAL 0.2510
AXGCGROOVE TAPER ANGLE15 DEG MIN,15 DEG 15 MINUTES MAX ALL RINGS
AXGDRING GROOVE DIAMETERFIRST RING INCHES MINIMUM 2.965 AND INCHES MAXIMUM 2.975
ACXMOIL PASSAGE TYPESECOND RING HOLE
ABFFFURNISHED ITEMSRING AND OIL GROOVE AND RETAINING RING GROOVE
ABKWOVERALL HEIGHTINCHES NOMINAL 4.188
AXGBRING GROOVE WIDTHFIRST RING INCHES NOMINAL 0.1240
AXPKDISTANCE FROM PIN HOLE CENTER TO EXTREME TOPINCHES MINIMUM 2.311 AND INCHES MAXIMUM 2.313
AXPQPIN TYPE FOR WHICH DESIGNEDLOCKING
RGAQRING GROOVE POSITION AND QUANTITYR 1,NUMBER 2,NUMBER 3,NUMBER 4,AND NUMBER 5
WGHTWEIGHTOUNCES 25.0

Cross-references

3 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.

Manufacturer cross-reference part numbers and CAGE codes
Manufacturer part numberCAGE
18140464104
835-570EXU3
835-5712793