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Cross Reference

These part numbers have the same form, fit, and function as p21047a1
Item Number Cage
P21047A1 14541
P21047A2 17572
911B 79975

Series  

Other parts in this series
Series: P21047

Technical Definition

Piston, Internal Combustion Engin, also referenced with federal logistics item name code 16509

Q & A

Part number P21047A1
What are the historical prices for part number P21047A1?
No pre-dated pricing for this NSN could be found.
Does this part number P21047A1 have a shelf life?
No. There is no shelf life applicable for this part.
Does this part number P21047A1 require Demilitarization?
Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9).
Is part number P21047A1 ITAR controlled?
No. This item is not ITAR Controlled.
What is the NSN for part number P21047A1?
2815-00-528-5707
Who are the manufacturers of P21047A1 and NSN 2815-00-528-5707?
  • Cameron International Corporation (CAGE 14541)
  • Sterling Engine Co Inc (CAGE 17572)
  • M & S Cartage Inc (CAGE 79975)

P21047A1

Description: Internal Combustion Engin Piston
Part Number P21047A1 P21047A1

Specification

aluminum alloy

AASK Head Style
Flat
ABKW Overall Height
8.000 inches
ABMZ Diameter
5.500 inches
ACXM Oil Passage Type
Hole
ACXU Pinhole Diameter
2.1250 inches
AGYE Surface Finish
Finished
AXFR Finished Size Designation
Standard
AXFT Skirt Type
Solid
AXFX Skirt Bottom Cutaway Feature
Not included
AXFZ Ring Groove Quantity
5
AXGA Ring Groove Position
Number 1,number 2,number 3
AXGB Ring Groove Width
From 0.1300" and 0.1305"
AXGB Ring Groove Width
0.2520 inches minimum and 0.2525 inches maximum 5th ring
AXGD Ring Groove Diameter
From 4.017" and 5.027"
AXGD Ring Groove Diameter
4.017 inches minimum and 5.027 inches maximum 1st ring
AXGE Ring Groove Position Below Piston Pin
No.5 ring groove located below piston pin bosses
AXGE Ring Groove Position Below Piston Pin
Number 1,number 2,number 3 all rings
AXPH Oil Groove
Not included
AXPK Distance From Pin Hole Center To Extreme Top
From 3.998" and 4.002"
AXPL Pin Hole Bushing
Not included
AXPM Distance Between Pin Bosses
2.375 inches
AXPN Retaining Ring Groove
Included
AXPP Pin
Not included
AXPQ Pin Type For Which Designed
Floating
AXPR Ring
Not included
BQBL Carbon Groove
Not included
MATL Material
Aluminum alloy
MATT Material
Aluminum alloy
SFTT Surface Treatment
Anodize
SURF Surface Treatment
Anodized
WGHT Weight
106.0 ounces
National Stock Number (NSN): 2815-00-528-5707