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7/8-9 Tri-Loc Lock Nut, Galvanized

Selected Tri Loc Nut GalvanizedTri-Lock Nut, Galvanized
Tri Loc Nut GalvanizedTri-Lock Nut, Galvanized

Product Specification

Grade
Grade A, Grade 2
Finish
Hot Dipped Galvanized
Weight
0.190950
Diameter
7/8

Governing Standards

ASME B18.2.2 Covers the complete general and dimensional data for the various types of inch series square and hex nuts, including machine screw nuts and coupling nuts.
ASME B1.1 UNC & UNF Class 2B Specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads.

Tri-Lock Head Marking
Grade A requires no material marking

Dimensional Specifications

Per ASME B18.2.2-2015
Nominal Diameter UNC UNF F G H
Width Across Flats Width Across Corners Thickness
Basic Max Min Max Min Basic Max Min
1/4 0.2500 20 28 7/16 0.4380 0.4280 0.5050 0.4880 7/32 0.2260 0.2120
5/16 0.3125 18 24 1/2 0.5000 0.4890 0.5770 0.5570 17/64 0.2730 0.2580
3/8 0.3750 16 24 9/16 0.563 0.551 0.65 0.628 21/64 0.3370 0.3200
7/16 0.4375 14 20 11/16 0.6880 0.6750 0.7940 0.7680 3/8 0.3850 0.3650
1/2 0.5000 13 20 3/4 0.7500 0.7300 0.8660 0.8400 7/16 0.4480 0.4270
9/16 0.5625 12 18 7/8 0.8750 0.8610 1.0100 0.9820 31/64 0.4960 0.4730
5/8 0.6250 11 18 15/16 0.9380 0.9220 1.0830 1.0510 35/64 0.5590 0.5350
3/4 0.7500 10 16 1 1/8 1.1250 1.0880 1.2990 1.2400 41/64 0.6650 0.6170
7/8 0.8750 9 14 1 5/16 1.3120 1.2690 1.5160 1.4470 3/4 0.7760 0.7240
1 1.0000 8 14 1 1/2 1.5000 1.4500 1.7320 1.6530 55/64 0.8870 0.8310
1 1/8 1.1250 7 12 1 11/16 1.6880 1.6310 1.9490 1.8590 31/32 0.9990 0.9390
1 1/4 1.2500 7 12 1 7/8 1.8750 1.8120 2.1650 2.0660 1 1/16 1.0940 1.0300
1 3/8 1.3750 6 12 2 1/16 2.0620 1.9940 2.3820 2.2730 1 11/16 1.2060 1.3800
1 1/2 1.5000 6 12 2 1/4 2.2500 2.1750 2.5980 2.4800 1 9/32 1.3170 1.2450
1 5/8 1.6250 5.5 12 2 7/16 2.4300 2.3500 2.8050 2.6790 1 25/64 1.4160 1.3640
1 3/4 1.7500 5 12 2 5/8 2.6250 2.5380 3.0310 2.8930 1 1/2 1.5400 1.4600
1 7/8 1.8750 5 12 2 9/16 2.8130 2.7220 3.2470 3.1030 1 5/8 1.6510 1.5670
2 2.0000 4.5 12 3 3.0000 2.9000 3.4640 3.3060 1 23/32 1.7630 1.6750
  1. All dimensions are in inches.
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