Product Technical Guide for BC-WM Wide Mouth Beam Clamp

Hilti MI/MQ Technical Guide
5.0 Installation System Hangers
Hilti, Inc. (US) 1-800-879-8000 | www.us.hilti.com I en español 1-800-879-5000 I Hilti (Canada) Corp. 1-800-363-4458 I www.hilti.ca I MI/MQ Technical Guide 2015
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BC-WM Wide mouth beam clamp
Product Features
Material Specications
Material
ASTM A536 ductile iron casting with a hardened cup
point set screw and locknut
Finish
Plain
Approvals
Factory Mutual (FM)
Listings
Underwriters Laboratories (UL– cUL)
Conforms with
• Federal specication WW-H-171 (Type 19)
• Manufacturers Standardization Society
MSS-SP-58 (Type 19)
Installation
Install in accordance with ANSI/MSS-SP-58
Note: Set screw must be tightened onto the sloped side of the I-Beam, channel or angle iron
ange. Required torque values for the set screw are as shown in the table
Ordering Information / Technical Data
Max. Pipe Size
Maximum Allowable Load (lb)
2
Description Torque (ft-lb)
1
Rod Size Box Qty Item No. Top Flange Bottom Flange
BC-WM 3/8"
5.0 3/8" 4" 50 306602 500 250
BC-WM 1/2"
10.0 1/2" 8" 50 306603 950 760
CAUTION! Correct torquing is essential for proper clamp performance
1 Note: In the absence of a torque wrench:
MINIMUM: The set-screw should be nger tightened to the I-Beam and then an additional one-third turn applied to the set-screw
MAXIMUM: The set-screw should be nger tightened to the I-Beam and then an additional one-half turn applied to the set-screw
2 Based on a safety factor of 3.5