1420-00-139-8649 SLEEVE ASSEMBLY,LOC Index 1660-00-139-8653 REGULATOR,AIR PRESSURE,AIRCRAFT

National Stock Number:
4310-00-139-8650

Federal Supply Class:
4310

National Item Identification Number:
001398650

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:
3174892-459364HONEYWELL INTERNATIONAL INC.
3174892-477068ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV
S30071-409257TRELLEBORG SEALING SOLUTIONS US, INC.
S30071-497820SHAMBAN POLYMER TECH GROUP


Techincal Specification:
FSC APPLICATION DATAVALVE,AIRCRAFT HYDRAULIC SYSTEM
OVERALL WIDTH0.1040 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM
RADIAL WALL THICKNESS0.1560 INCHES NOMINAL
RING STYLECONCENTRIC
STANDARD BORE DIAMETER1.996 INCHES
TEST DATA DOCUMENT77068-3174892-4 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)


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