Product Details
3/8" Unistrut Flat Washer, Defender
Unistrut Buffalo is a division of Eberl Iron Works, Inc.
MATERIAL
Unistrut channel nuts are manufactured from mild steel cold rolled coil, and after stamping and machining operations are completed, they are case hardened, assuring positive biting action into the inturned edge of the Unistrut channel. Screws conform to SAE J429 GR 2 (exceeds ASTM A307). Proof Load 55KSI, Tensile Load 74 KSI
Bolt Size |
Channel Nut ASTM |
1/4" & 5/16" |
A1011 SS GR33 |
3/8", 7/16" & 1/2" |
A576 GR1015 Modified |
5/8" & 3/4" |
A36 or A675 GR60 |
7/8" |
A36 |
FINISHES
All Channel nuts are available in:
- Electro-galvanized (EG), conforming to ASTM B633 type III SC1
- Hot-dipped galvanized (HG), conforming to ASTM A153
- Plain (PL)
- Unistrut Defenderâ„¢ (DF), conforming to ASTM A1059
*** Perma Green finish is a commercial grade finish, and as such scuffs and scratch marks are to be expected. If a flawless finish is desired, it is recommended to apply a matching touch up paint ***
Hardware items such as Hex Nuts bolts and washers are Electro-Galvanized (EG), ASTM B633 Type III SC1 finish, unless otherwise noted.
Many hardware items are also available in stainless steel. Consult factory for ordering information.
THREADS
Unistrut nuts and bolts are manufactured to meet the Unified Screw Thread standard, ANSI B1.1, coarse series (UNC) class 2.
DESIGN BOLT TORQUE
Bolt Size |
1/4"-20 |
5/16"-18 |
3/8"-16 |
1/2"-13 |
5/8"-11 |
3/4"-10 |
Rec. Torque
Ft/Lbs (N•m)
|
6
(8)
|
11
(15)
|
19
(26)
|
50
(68)
|
100
(136)
|
125
(170)
|
Max Torque
Ft/Lbs (N•m)
|
7
(9)
|
15
(20)
|
25
(34)
|
70
(95)
|
125
(170)
|
135
(183)
|
DIMENSIONS
Imperial dimensions are illustrated in inches. Metric dimensions are shown in parenthesis or as noted. Unless noted, all metric dimensions are in millimeters and rounded to one decimal place.
Many Unistrut nuts, bolts and hardware items are also available in standard metric dimensions. Consult factory for ordering information.