Unistrut HRMS Round Head Machine Screw, Electro-Galvanized

Sku:

HRMS

UOM: EA

Product Details

Electro-galvanized Round Head Machine Screws are perfect for fastening steel and are avilable in multiple sizes.


Unistrut Buffalo is a division of Eberl Iron Works, Inc.

 

     

More Information
Pricing SKU HRMS025050
SKU HRMS
Pack Size Each
UOM EA
Brand Unistrut

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 Defender™ (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.

Get your free copy of the Unistrut No. 17 General Engineering Catalog

Save paper! Download the most up to date version of Unistrut's General Engineering Catalog, right here, in digital format.

  • Unistrut Part Numbers
  • Product specifications
  • Engineering Data
  • Load Tables
  • Product Finish Information,
  • and more!
Unistrut-Catalog-17

*Please note, catalog is in PDF format. You must have Adobe Reader (a FREE and trusted program) installed, to view. If you do not already have Adobe Reader installed, you may download it from Adobe's website. *Download times may vary, file is large.*

Save paper! Download the most up to date version of Unistrut's General Engineering Catalog, right here, in digital format.

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