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Part Number

Part Number:
NSN:
NIIN:
Item Name:
INSERT , SCREW THREAD

Definition:

A CYLINDRICAL ITEM WHICH MAY HAVE WRENCHING AND/OR DRIVING FACILITIES AND/OR SHOULDERS. IT IS DESIGNED TO BE INSERTED IN A DRILLED OR A PRETAPPED HOLE, OR MOLDED OR PRESSED INTO SOFT MATERIAL TO REDUCE THE SIZE OF A TAPPED HOLE; TO PROVIDE THREADS; TO ADD STRENGTH, AND/OR TO PREVENT STRIPPING. IT IS ONE OF THE FOLLOWING: (1) A ONE-PIECE, FLANGED OR UNFLANGED, INTERNALLY THREADED ITEM WHICH MAY HAVE EXTERNAL THREADS, AND/OR SERRATIONS AROUND THE PERIPHERY OF THE COLLAR, DESIGNED TO ENGAGE A SERRATED LOCK RING WHICH IS NOT INCLUDED WITH THE ITEM; (2) A ONE-PIECE PRECISION COILED WIRE; (3) A TWO-PIECE ITEM CONSISTING OF AN INTERNALLY THREADED CYLINDER AND A MATING EXTERNALLY THREADED PART; OR (4) A ONE-PIECE INTERNALLY THREADED ITEM WHOSE OUTSIDE DIAMETER IS TAPERED AND/OR KNURLED AND/OR WITH FIN(S). THE INTERNAL THREAD OF THE ITEM MAY HAVE A LOCKING FEATURE. EXCLUDES ITEMS HAVING A SLEEVE ON ITS UNDERPORTION WHICH CAN BE CLINCHED OR CRIMPED. EXCLUDES BUSHING, MACHINE THREAD; NUT, PLAIN, KNURLED; NUT, PLAIN, ROUND; NUT, PLAIN, CLINCH AND NUT, SELF-LOCKING, CLINCH. SEE ALSO NUT, PLAIN, PLATE.

CAGE Information

Code Company
75239 SPECIALTY FOODS INC

Federal Supply Class

Title

FASTENING DEVICES

Inclusions:

INCLUDES EYELETS; GROMMETS; AIRCRAFT COWLING FASTENERS; TEXTILE FASTENERS; RETAINING RINGS; THREADED INSERTS.

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CMLP THREAD QUANTITY PER INCH 24
ABKK FLANGE DIAMETER 0.280 INCHES MINIMUM AND 0.288 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNJF
AASA THREAD LENGTH 0.375 INCHES NOMINAL
CQJX NOMINAL THREAD SIZE 0.375 INCHES
STYL STYLE DESIGNATOR KEYLOCK
BZGJ INSERT SIZE 0.750 IN.OD
AAJF THREAD DIRECTION RIGHT-HAND
AAJE THREAD PITCH DIAMETERS +0.200/+0.240 INCHES
ABRY LENGTH 0.250 INCHES NOMINAL
BZYH BOTTOM PORTION UNTHREADED OUTSIDE LENGTH 0.070 INCHES NOMINAL
BZYD TOP PORTION UNTHREADED OUTSIDE LENGTH 0.030 INCHES NOMINAL
BZYC TOP UNTHREADED PORTION OUTSIDE DIAMETER 0.312 INCHES NOMINAL
MATT MATERIAL NICKEL ALLOY X-750 ACTUATOR ARM

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