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Soil Nail Systems Accessories
Soil Nail
Information		 Parts &
Accessories		 Installation Equipment Case
Histories		 Corrosion
Protection
150 KSI All-Thread-Bar Grade 75 All-Thread Rebar
Grade 60 Threaded End Rebar MAI Hollow Bar
Stop-Type Couplings Hex Nuts
Spherical Hex Nuts & Washers Jam Nuts
Hardened Washers Beveled Washers
Steel Bearing Plates End Caps
PVC Centralizer Eye Nuts
Wil-X Cement Grout Heavy Duty Plastic Grout Tube
Post Grout Tube Super Plasticizer
150 KSI All-Thread-Bar - ASTM A722
150 KSI All-Thread-Bar
R71 150 KSI All-Thread-Bar - ASTM A722
Nominal
Bar
Diameter
Minimum
Net Area
Thru Threads
Minimum
Ultimate
Strength
Minimum
Yield
Strength
Nominal
Weight
 Approx.
Thread
Major Dia.
Part
Number
1"
(25 mm)
0.85 in2
(549 mm2)
 128 kips
(567 kN)		 102 kips
(454 kN)
3.09 lbs./ft.
(4.6 Kg/M)
 1-1/8"
(28.6 mm)
R71-08
1-1/4"
(32 mm)
1.25 in2
(807 mm2)

188 kips
(834 kN)

150 kips
(667 kN)

4.51 lbs./ft.
(6.71 Kg/M)

 1-7/16"
(36.5 mm)
R71-10
1-3/8"
(36 mm)
1.58 in2
(1019 mm2)

237 kips
(1054 kN)

190 kips
(843 kN)

5.71 lbs./ft.
(8.50 Kg/M)

 1-9/16"
(39.7 mm)
R71-11
More detailed information on Williams 150 KSI All-Thread-Bar
Grade 75 All-Thead Rebar - ASTM A615
Grade 75 KSI All-Thread Rebar
R61 Grade 75 All-Thead Rebar - ASTM A615
Bar Desig. &
Nominal Dia.		 Minimum
Net Area
Thru Threads		 Minimum
Ultimate
Strength		 Minimum
Yield
Strength		 Nominal
Weight		 Approx.
Thread
Major Dia.		 Part Number
#6 - 3/4"
(20 mm)		 0.44 in2
(284 mm2)		 44 kips
(196 kN)		 33 kips
(147 kN)		 1.5 lbs./ft.
(2.36 Kg/M)		 7/8"
(22.2 mm)		 R61-06
#7 - 7/8"
(22 mm)		 0.60 in2
(387 mm2)		 60 kips
(267 kN)

45 kips
(200 kN)

 2.0 lbs./ft.
(3.04 Kg/M)		 1"
(25.4 mm)		 R61-07
#8 - 1"
(25 mm)		 0.79 in2
(510 mm2)		 79 kips
(351 kN)		 59.3 kips
(264 kN)		 2.7 lbs./ft.
(3.94 Kg/M)		 1-1/8"
(28.6 mm)		 R61-08
#9 - 1-1/8"
(28 mm)		 1.00 in2
(645 mm2)		 100 kips
(445 kN)		 75 kips
(334 kN)		 3.4 lbs./ft.
(5.06 Kg/M)		 1-1/4"
(31.8 mm)		 R61-09
#10 - 1-1/4"
(32 mm)		 1.27 in2
(819 mm2)		 127 kips
(565 kN)		 95.3 kips
(424 kN)		 4.3 lbs./ft.
(5.50 Kg/M)		 1-3/8"
(34.9 mm)		 R61-10
#11 - 1-3/8"
(35 mm)		 1.56 in2
(1006 mm2)		 156 kips
(694 kN)		 117 kips
(521 kN)		 5.3 lbs./ft.
(7.85 Kg/M)		 1-1/2"
(38.1 mm)		 R61-11
More detailed information on Williams Grade 75 All-Thead Rebar
Grade 60 Solid Rebar - ASTM A615
Grade 60 Threaded End Rebar
R6J Grade 60 Solid Rebar - ASTM A615
Bar Designation
& Nominal
Diameter		 Minimum
Net Area
Thru Threads		 Minimum
Ultimate
Strength		 Minimum
Yield
Strength		 Nominal
Weight		 Approx.
Thread
Major Dia.		 Part
Number
#4 - 1/2" - 13 UNC
(12 mm)		 .142 in2
(91 mm2)		 15 kips
(66.6 kN)		 8.5 kips
(37.7 kN)		 .38 lbs./ft.
(.560 Kg/M)		 1/2"
(13 mm)		 R6J-04

#5 - 5/8" - 11 UNC
(16 mm)

.226 in2
(145 mm2)

21 kips
(93.4 kN)

13 kips
(57.7 kN)

.67 lbs./ft.
(1.05 Kg/M)

5/8"
(16 mm)

R6J-05
#6 - 3/4"- 10 UNC
(20 mm)

.334 in2
(215 mm2)

33 kips
(147 kN)

20 kips
(88.9 kN)

1.04 lbs./ft.
(1.55 Kg/M)

3/4"
(20 mm)

R6J-06
#7 - 7/8"" - 9 UNC
(22 mm)

.462 in2
(298 mm2)

46 kips
(205 kN)

27 kips
(120.0 kN)

1.50 lbs./ft.
(2.24 Kg/M)

7/8"
(22 mm)

R6J-07
#8 - 1"- 8 UNC
(25 mm)

.606 in2
(391 mm2)

60 kips
(267 kN)

36 kips
(160 kN)

2.67 lbs./ft.
(3.97 Kg/M)

1"
(25 mm)

R6J-08
#9 - 1-1/8"- 7 UNC
(28 mm)

.763 in2
(492 mm2)

76 kips
(338 kN)

45 kips
(200 kN)

3.40 lbs./ft.
(5.06 Kg/M)

1-1/8"
(28 mm)

R6J-09
#10 - 1-1/4"- 7 UNC
(32 mm)

.969 in2
(625 mm2)

96 kips
(427 kN)

58 kips
(258 kN)

4.30 lbs./ft.
(6.40 Kg/M)

1-1/4"
(32 mm)

R6J-10
#11 - 1-3/8"- 8 UN
(35 mm)

1.23 in2
(795 mm2)

123 kips
(547 kN)

73 kips
(325 kN)

5.31 lbs./ft.
(7.91 Kg/M)

1-3/8"
(35 mm)

R6J-11
More detailed information on Williams Grade 60 Solid Rebar
Williams / MAI Hollow Bar
Williams / MAI Hollow Bar
Anchor Outside
Diameter		 Internal
Diameter
(Average)		 Effective Cross
Sectional Area
(Average)		 Ultimate
Load
Capacity		 Yield
Load
Capacity		 Weight
per
Foot
R 25 1"
(25 mm)		 0.55"
(14 mm)		 0.38 in2
(245 mm2)		 45 kips
(200 kN)		 33.8 kips
(150 kN)		 1.5 lbs
(0.68 kg)
R 32N 1-1/4"
(32 mm)		 0.73"
(19 mm)		 0.61 in2
(394 mm2)		 63 kips
(280 kN)		 52 kips
(229 kN)		 2.3 lbs
(1.04 kg)
R 32S 1-1/4"
(32 mm)		 0.59"
(15 mm)		 0.76 in2
(490 mm2)		 81 kips
(360 kN)		 63 kips
(280 lN)		 2.85 lbs
(1.29 kg)
R 38 1-1/2"
(38 mm)		 0.75"
(19 mm)		 1.11 in2
(716 mm2)		 112 kips
(498 kN)		 90 kips
(400 kN)		 4.0 lbs
(1.81 kg)
R 51L 2"
(51 mm)		 1.42"
(36 mm)		 1.20 in2
(774 mm2)		 124 kips
(550 kN)		 101 kips
(450 kN)		 4.7 lbs.
(2.13 kg)
R 51N 2"
(51 mm)		 1.30"
(33 mm)		 1.46 in2
(942 mm2)		 180 kips
(801 kN)		 142 kips
(630 kN)		 5.6 lbs
(2.54 kg)
More detailed information on Williams / MAI Hollow Bar & Accessories
Williams / MAI Hollow Bar Hex Nuts & Couplings
Stop-Type Couplings
Stop-Type Coupling R62 Stop-Type Coupling
for Grade 75 All-Thread Rebar
ASTM A108
Nominal
Bar
Diameter		 Outside
Diameter		 Overall
Length
Part
Number
#6 - 3/4"
(20 mm)		 1-1/4"
(31.8 mm)		 3-1/2"
(88.9 mm)		 R62-06
#7 - 7/8"
(22 mm)

1-3/8"
(35.1 mm)

4"
(102 mm)

R62-07
#8 - 1"
(25 mm)

1-5/8"
(41.4 mm)

4-1/2"
(114 mm)

R62-08
#9 - 1-1/8"
(28 mm)

1-7/8"
(47.7 mm)

5"
(127 mm)

R62-09
#10 - 1-1/4"
(32 mm)

2"
(50.8 mm)

5-1/2"
(140 mm)

R62-10
#11 - 1-3/8"
(35 mm)

2-1/4"
(57.2 mm)

6"
(152 mm)

R62-11
R72 Stop-Type Coupling
for 150 KSI All-Thread-Bar
ASTM A29, Grade C1045
Nominal
Bar
Diameter		 Outside
Diameter		 Overall
Length
Part
Number
1"
(25 mm)		 1-3/4"
(45 mm)		 4-1/4"
(108 mm)
R72-08
1-1/4"
(32 mm)		 2-1/8"
(54 mm)		 5-1/4"
(133 mm)
R72-10
1-3/8"
(36 mm)		 2-3/8"
(60 mm)		 5-3/4"
(146 mm)
R72-11
Hex Nuts
Hex Nut R63 Hex Nut
for Grade 75 All-Thread Rebar
ASTM A108
Nominal
Bar
Diameter
 Across
Flats
Thickness
Part
Number
#6 - 3/4"
(20 mm)		 1-1/4"
(31.8 mm)		 1-5/8"
(41.4 mm)		 R63-06
#7 - 7/8"
(22 mm)

1-7/16"
(36.5 mm)

1-3/4"
(44.5 mm)

R63-07
#8 - 1"
(25 mm)

1-5/8"
(41.3 mm)

2"
(50.8 mm)

R63-08
#9 - 1-1/8"
(28 mm)

1-7/8"
(47.8 mm)

2"
(55.5 mm)

R63-09
#10 - 1-1/4"
(32 mm)

2"
(50.8 mm)

2-3/16"
(55.6 mm)

R63-10
#11 - 1-3/8"
(35 mm)

2-1/4"
(57.2 mm)

2-13/32"
(61.1 mm)

R63-11
R73 Hex Nut
for 150 KSI All-Thread-Bar
ASTM A29
Nominal
Bar
Diameter
 Across
Flats
Thickness
Part
Number
1"
(25 mm)
 1-3/4"
(45 mm)
2"
(51 mm)
R73-08
1-1/4"
(32 mm)
 2-1/4"
(57 mm)
2-1/2"
(64 mm)
R73-10
1-3/8"
(36 mm)
 2-1/2"
(64 mm)
2-3/4"
(70 mm)
R73-11
Spherical Hex Nuts & Washers
Provides up to 5° angle when used with a dished plate.
Spherical Hex Nuts Spherical Hex Nuts
R81 Spherical Washer
for Grade 75 All-Thread Rebar
ASTM A536
Nominal
Bar
Diameter
 Thickness Outside
Dome		 Part
Number
#6 - 3/4"
(20 mm)		 35/64”
(13.9 mm)		 2"
(51 mm)		 R81-0675
#7 - 7/8"
(22 mm)

39/64”
(15.5 mm)

2-1/4"
(57 mm)

 R81-0775
#8 - 1"
(25 mm)

5/8”
(15.9 mm)

2-1/2"
(64 mm)

 R81-0875
#9 - 1-1/8"
(28 mm)

3/4”
(19.1 mm)

2-3/4"
(70 mm)

 R81-0975
#10 - 1-1/4"
(32 mm)

53/64”
(21.0 mm)

3-1/8"
(79.4 mm)

 R81-1075
#11 - 1-3/8"
(35 mm)

29/32”
(23.0 mm)

3-1/8"
(79.4 mm)

 R81-1175
R88 Spherical Hex Nut
for 150 KSI All-Thread-Bar
ASTM A536
Nominal
Bar
Diameter
 Across
Flats		 Thickness Outside
Dome		 Part
Number
1"
(25 mm)
 1-3/4"
(45 mm)		 2-1/4"
(57 mm)		 2-1/2"
(64 mm)		 R88-08
1-1/4"
(32 mm)
 2-1/4"
(57 mm)		 2-3/4"
(70 mm)		 3-1/8"
(81 mm)		 R88-10
1-3/8"
(36 mm)
 2-1/2"
(64 mm)		 3-1/4"
(83 mm)		 3-5/8"
(92 mm)		 R88-11
Jam Nuts
These Jam Nuts can't be substituted for full strength nuts and can only be used on their respective bars for the exact diameter listed.
Jam Nuts R73-JN Jam Nuts
for Grade 75 All-Thread Rebar
ASTM A108
Nominal
Bar
Diameter
 Across
Flats		 Overall
Length		 Part
Number
#6 - 3/4"
(20 mm)		 1-1/4"
(32 mm)		 13/16"
(20.6 mm)		 R63-06JN
#7 - 7/8"
(22 mm)

1-7/16"
(36.5 mm)

7/8"
(22.2 mm)

R63-07JN
#8 - 1"
(25 mm)

1-5/8"
(41 mm)

1"
(25 mm)

R63-08JN
#9 - 1-1/8"
(28 mm)

1-7/8"
(47.6 mm)

1"
(25 mm)

R63-09JN
#10 - 1-1/4"
(32 mm)

2"
(51 mm)

1-3/16"
(27.7 mm)

R63-10JN
#11 - 1-3/8"
(35 mm)

2-1/4"
(57 mm)

1-1/4"
(31.8 mm)

R63-11JN
R73-JN Jam Nuts
for 150 KSI All-Thread-Bar
ASTM A29
Nominal
Bar
Diameter
 Across
Flats		 Overall
Length		 Part
Number
1"
(25 mm)
 1-3/4"
(45 mm)		 1/2"
(12.7 mm)		 R73-08JN
1-1/4"
(32 mm)
 2-1/4"
(57 mm)		 5/8"
(15.9 mm)		 R73-10JN
1-3/8"
(36 mm)
 2-1/2"
(64 mm)		 11/16"
(17.5 mm)		 R73-11JN
* Rounded Collar Nut
Hardened Washers
Washers R9F Hardened Washers
for Grade 75 All-Thread Rebar
ASTM F436
Nominal
Bar
Diameter		 Outside
Diameter		 Inside
Diamter
Part
Number
#6 - 3/4"
(20 mm)		 1-3/4"
(45 mm)		 15/16"
(24 mm)		 R9F-07-436
#7 - 7/8"
(22 mm)

2"
(51 mm)

1-1/8"
(28 mm)

R9F-08-436
#8 - 1"
(25 mm)

2-1/4"
(57 mm)

1-1/4"
(32 mm)

R9F-09-436
#9 - 1-1/8"
(28 mm)

2-1/4"
(57 mm)

1-1/4"
(32 mm)

R9F-09-436
#10 - 1-1/4"
(32 mm)

2-1/4"
(57 mm)

1-3/8"
(35 mm)

R9F-10-436
#11 - 1-3/8"
(35 mm)

3"
(76 mm)

1-5/8"
(41 mm)

R9F-12-436
#14 - 1-3/4"
(45 mm)

3-3/8"
(86 mm)

1-7/8"
(48 mm)

R9F-14-436
#18 - 2-1/4"
(55 mm)

4-1/2"
(114 mm)

2-5/8"
(67 mm)

R9F-20-436
#20 - 2-1/2"
(64 mm)

5"
(127 mm)

2-7/8"
(73 mm)

R9F-22-436
#28 - 3-1/2"
(89 mm)

7"
(178 mm)

3-7/8"
(98 mm)

R9F-30-436
R9F Hardened Washers
for 150 KSI All-Thread-Bar
ASTM F436
Nominal
Bar
Diameter		 Outside
Diameter		 Inside
Diamter
Part
Number
1"
(25 mm)		 2-1/4"
(57 mm)		 1-1/4"