NSN 4820-01-268-9919

Part Details | VALVE STEM GUIDE

4820-01-268-9919 A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.

Alternate Parts: 5905998, 5905998, 4820-01-268-9919, 01-268-9919, 4820012689919, 012689919

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 10, 198701-268-991932562 ( GUIDE, VALVE STEM )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-01-268-9919
Part Number Cage Code Manufacturer
590599853711NAVAL SEA SYSTEMS COMMAND
590599805825O T S I
Technical Data | NSN 4820-01-268-9919
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
OVERALL LENGTH0.750 INCHES NOMINAL
OUTSIDE DIAMETER1.212 INCHES NOMINAL
MAJOR DIAMETER LENGTH0.240 INCHES NOMINAL
BB END SHANK DIAMETER0.688 INCHES NOMINAL
BB END CHAMFER LENGTH0.060 INCHES NOMINAL
BB END CHAMFER ANGLE IN DEG45.0
AA END CHAMFER LENGTH0.031 INCHES NOMINAL
AA END CHAMFER ANGLE IN DEG45.0
SHOULDER FIRST FILLET RADIUS0.015 INCHES NOMINAL
BORE DIAMETER0.2540 INCHES NOMINAL
BORE COUNTERSINK INCLUDED
MATERIAL STEEL COMP 303
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764, TYPE 303-CANCELED FED SPEC 1ST MATERIAL RESPONSE
COUNTERSINK LOCATION AA END AND BB END
COUNTERSINK ANGLE IN DEG45.0
COUNTERSINK LENGTH0.031 INCHES NOMINAL
BORE COUNTERBORE NOT INCLUDED