National Item Identification Number
00-803-4691
008034691
4820-00-803-4691
4820-00-803-4691
National Stock Number
Item Name
RING,PISTON
Federal Supply Class
4820
Description
A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; and SEAL RING, METAL.
Commercial and Government Entity Code (Supplier Data)
95368
AERCO INTERNATIONAL INC
159 PARIS AVE
NORTHVALE
NJ
07647
201-768-2400
75370
RING KAYDON & SEAL INC
1600 WICOMICO ST
BALTIMORE
MD
21230
410-547-7700
95368
AERCO INTERNATIONAL INC
159 PARIS AVE
NORTHVALE
NJ
07647
201-768-2400
Reference Numbers (Part Numbers)
6857
73104
9121-10
Required Categories
MATERIAL
SURFACE TREATMENT
CROSS-SECTIONAL SHAPE STYLE
JOINT STYLE
RING STYL
Required Description
STEEL OVERALL
ANODIZE OVERALL
A1 PLAIN RECTANGULAR, STRAIGHT FACE
3 STEP JOIN