5330-00-045-8489 PACKING ASSEMBLY Index 5365-00-045-8492 SPACER,SLEEVE

National Stock Number:
4310-00-045-8491

Federal Supply Class:
4310

National Item Identification Number:
000458491

Description:
RING,PISTON

Detail:
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.


Manufacturer Information:
820-2179325-4653711NAVAL SEA SYSTEMS COMMAND
820-2179366-153711NAVAL SEA SYSTEMS COMMAND
820-2179366PC180064NAVAL SHIP SYSTEMS COMMAND
GV65-187PC704845AUTOMATIC SWITCH COMPANY


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.


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