5305-00-673-2843 SCREW,LOCKING Index 5305-00-673-2845 SCREW

National Stock Number:
5365-00-673-2844

Federal Supply Class:
5365

National Item Identification Number:
006732844

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:
75131380249BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.


Techincal Specification:
COUNTERBORE DEPTH0.120 INCHES NOMINAL
COUNTERBORE LOCATIONWRENCHING END
COUNTERBORE DIAMETER0.251 INCHES MINIMUM AND 0.254 INCHES MAXIMUM
FEATURES PROVIDEDCOUNTERBORE
HOLE INSIDE DIAMETER0.125 INCHES MINIMUM AND 0.128 INCHES MAXIMUM
OVERALL LENGTH0.900 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY 360
NOMINAL THREAD SIZE0.250 INCHES
PRECIOUS MATERIAL AND LOCATIONEXTERNAL SURFACES SILVER
PRECIOUS MATERIALSILVER
SCREW THREAD LENGTH0.600 INCHES NOMINAL
WIDTH ACROSS FLATS0.393 INCHES MINIMUM AND 0.398 INCHES MAXIMUM
WRENCHING FACILITY SHAPEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365, GRADE B FED SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTSILVER
THICKNESS0.190 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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