5310-00-837-2139 WASHER,FLAT Index 5365-00-837-2141 BUSHING,MACHINE THREAD

National Stock Number:
5365-00-837-2140

Federal Supply Class:
5365

National Item Identification Number:
008372140

Description:
BUSHING,MACHINE THREAD

Detail:
A straight nonfluid fitting with wrenching facilities on one end and external threads, other than pipe or hose series, on the other end. It has an unthreaded through hole in its axis which may be countersunk and/or counterbored on one or both ends. It is designed to accommodate a shaft, or the like, or used to reinforce a hole in a bulkhead, or the like. For similar items specifically designed for use in a stuffing box, see PACKING NUT. For nonfluid items with an internal thread, see INSERT, SCREW THREAD; or ADAPTER BUSHING. Excludes REDUCER, BOSS; and items designed to accommodate a tube or tube fitting.


Manufacturer Information:
6854936-355345ALAMO AIRCRAFT, LTD.
6854936-363005ROLLS-ROYCE CORPORATION
6854936-373342ALLISON TRANSMISSION INC


Techincal Specification:
HOLE INSIDE DIAMETER0.279 INCHES MINIMUM AND 0.288 INCHES MAXIMUM
OVERALL LENGTH0.464 INCHES MINIMUM AND 0.470 INCHES MAXIMUM
MATERIALSTEEL CORROSION RESISTING
NOMINAL THREAD SIZE0.438 INCHES
SCREW THREAD LENGTH0.310 INCHES MINIMUM AND 0.325 INCHES MAXIMUM
WIDTH ACROSS FLATS0.620 INCHES NOMINAL
WRENCHING FACILITY SHAPEFLAT
THICKNESS0.064 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD PITCH DIAMETERS+0.4133 TO 0.4146 INCHES
THREAD SERIES DESIGNATORUNF


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