Witten Company, Inc. > Products > Medium Duty Inserts > 140 Series

140 Series

THREADED INSERT, BLIND, REGULAR HEAD STYLE
MEDIUM DUTY

Data Sheet

TABLE I
CODE
NO.		 T
THREAD		 A
DIA
± .010		 B
SELF-LOCK
± .06		 C
DIA
± .010		 INSTALL
HOLE
+.010 / -.000
632 6-32 UNJC .500 .12 .427 .468
832 8-32 UNJC .500 .12 .427 .468
1032 10-32 UNJF .531 .12 .458 .500
420 1/4-20 UNJC .594 .16 .521 .562
428 1/4-28 UNJF .594 .16 .521 .562
518 5/16-18 UNJC .656 .20 .583 .625
524 5/16-24 UNJF .656 .20 .583 .625
616 3/8-16 UNJC .719 .20 .646 .687
624 3/8-24 UNJF .719 .20 .646 .687

 

TABLE II
DASH
NO.		 L ± .03
LENGTH		 MINIMUM  FULL  THREAD  DEPTH
#6 #8 #10 1/4 5/16 3/8
-5 .312 .162 .162 — — — —
-6 .375 .225 .225 .175 — — —
-7 .437 .276 .287 .237 — — —
-8 .500 .276 .328 .300 .225 — —
-10 .625 .276 .328 .375 .350 .350 .350
-12 .750 .276 .328 .375 .475 .475 .475
-14 .875 .276 .328 .375 .500 .600 .600
-16 1.000 .276 .328 .375 .500 .625 .725
-18 1.125 .276 .328 .375 .500 .625 .750

 

EXAMPLE: PART NUMBERING SYSTEM