catalog 9203-1 - MacLean Fogg Component Solutions

THREAD
SIZE
NASM16228
ESNA PART
NUMBER
REFERENCE STANDARDS:
611 Country Club Road · 1-800-331-6469
Pocahontas, Arkansas 72455 · FAX 1-870-892-8938
MATERIAL & FINISH
APPROX
WEIGHT
LB/100
NUT - HEX, HEAVY, THIN
41
THREAD A B
1 1/8 49NTU-187 STEEL - UNPLATED 43.00 1.1250-7UNC-2B 1.000 - .938 1.814 - 1.801 2.038 .627
1 1/4 49NTU-207 STEEL - UNPLATED 57.00 1.2500-7UNC-2B 1.140 - 1.078 2.008 - 1.973 2.232 .720
1 3/8 49NTU-226 STEEL - UNPLATED 70.00 1.3750-6UNC-2B 1.219 - 1.157 2.197 - 2.159 2.444 .767
1 1/2 49NTU-246 STEEL - UNPLATED 95.00 1.5000-6UNC-2B 1.344 - 1.282 2.384 -2.344 2.622 .810
1 3/4 49NTU-285 STEEL - UNPLATED 140.00 1.7500-5UNJC-3B 1.532 - 1.406 2.762 - 2.715 3.075 .986
2 49NTU-3212 STEEL - UNPLATED 210.00 2.0000-12UN-3B 1.735 - 1.609 3.137 - 3.086 3.497 1.016
2 1/4 49NTU-364 STEEL - UNPLATED 290.00 2.2500-4.5UNC-3B 2.001 -1.875 3.514 - 3.457 3.918 1.179
2 1/2 49NTU-4012 STEEL - UNPLATED 430.00 2.5000-12UN-3B 2.250 - 2.124 4.015 - 3.875 4.393 1.523
MATERIAL:
“2”
“4”
“7” STAINLESS STEEL - AISI 303 OR EQUIV (SIZES –040 THRU –120)
“9” BRASS - COMMERCIAL HALF HARD (SIZES –040 THRU –066)
FINISH:
“1” ZINC PLATE, .0002 MIN THICKNESS
“9” UNPLATED
LOCKING INSERT: RED NYLON (350°F MAX PERFORMANCE)
THREADS: MIL-S-7742 OR AS8879
THREAD SQUARENESS: ESNA APEC 405, GROUP I
PERFORMANCE: LOCKING TORQUE IN ACCORDANCE WITH NASM25027
APPLICATION: TYPE “NTU” NUTS ARE PRIMAILY INTENDED FOR USE IN SHEAR LOAD APPLICATIONS AND ARE CON
SIDERED TO BE SELF-LOCKING ALTERNATES TO THE AMERICAN STANDARD THIN HEX SERIES.
PART CODING:
2 9 NTU - 040
FINISH
MATERIAL
12
THREAD SIZE
NUT TYPE
12
12
C
REF
PJ - 2424
L
REF
NTU
PAGE 2 OF 2
FSCM - 019L2
ISSUED: 1 APR 53 REVISED: 12 3 NOV 2003