4730-01-116-1277 ADAPTER,STRAIGHT,TUBE TO BOSS Index 1620-01-116-1279 RING,WIPER

National Stock Number:
4310-01-116-1278

Federal Supply Class:
4310

National Item Identification Number:
011161278

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:
10153990A486GNIMIKKEISTOKESKUS NCB FINLAND
74B410059-10176301THE BOEING COMPANY
S32152-033809257TRELLEBORG SEALING SOLUTIONS US, INC.
S32152-0338SS09257TRELLEBORG SEALING SOLUTIONS US, INC.
S32152-33809257TRELLEBORG SEALING SOLUTIONS US, INC.


Techincal Specification:
FSC APPLICATION DATAACFT LANDING GEAR
MATERIAL DOCUMENT AND CLASSIFICATION22/S3,FSCM 09257 MFR REF SINGLE MATERIAL RESPONSE OUTSIDE PERIPHERY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE EXPANDER
MATERIALPLASTIC TETRAFLUOROETHYLENE OUTSIDE PERIPHERY
MATERIALSTEEL COMP 301 EXPANDER
RING STYLECONCENTRIC
STANDARD BORE DIAMETER3.493 INCHES


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