Product Overview

PULL-OUT STRENGTH
• W
ith Safety Factor of 3
• Maximum pullout strength for B11 & B12 channels is limited to 1500 lbs. (6670 N).
Reference page 44 for general fitting and standard finish specifications.
Channel Nuts & Hardware
Note: For mini channel nut
infor
mation see page 203.
Pull-Out Strength
Thr
ead Nut Part
Size Numbers 12 ga. Channel 14 ga. Channel 16 ga. Channel
Lbs. N Lbs. N Lbs. N
#8-32 N221, N221WO,N521, N721, TN221 200
890 200 890 200 890
#10-24
N222, N222WO, N522, N722, TN222 250 1110 250 1110 250 1110
#10-32
N227, N227WO, N527, N727, TN227 250 1110 250 1110 250 1110
NW524*, N224,N224WO, N524, N724,
1
/4”-20 TN224, STN224, SN224WO, SN224, 450 2000 450 2000 450 2000
SN524, SN724
5
/16”-18 N223, N223WO, N523, N723, TN223 750 3330 750 3330 750 3330
NW528*, N228, N228WO, N528, N728
3
/8”-16 TN228, STN228, SN228WO, SN228, 1100 4890 1000 4450 1000 4450
SN528, SN728
7
/16”-14 N226, N226WO, N526, N726, TN226 1500 6670 1200 5340 1000 4450
N225, N225WO, N725, TN225,
2000 8900 1400 6230 1000 4450
STN225, SN225WO, SN225, SN725
1
/2”-13
NW525*, N525, N525WO, TN525,
1500 6670 1400 6230 1000 4450
STN525, SN525WO, SN525
5
/8”-11
N255, N255WO, N755, TN255 2000 8900 1400 6230 1000 4450
N555, N555WO 1500 6670 1400 6230 1000 4450
3
/4”-10
N275, N275WO, N775 2000 8900 1400 6230 1000 4450
N575, N575WO 1500 6670 1400 6230 1000 4450
7
/8”-9 N278, N278WO, N778 1500 6670 1400 6230 1000 4450
M6 x 1
BMS-6, BMS-6L, BMS-6M,
450 2000 450 2000 450 2000
BMS-6S, BMT-6
M8 x 1.25
BMS-8, BMS-8L, BMS-8M,
750 3330 750 3330 750 3330
BMS-8S, BMT-8
M10 x 1.50
BMS-10, BMS-10L, BMS-10M,
1100 4890 1000 4450 1000 4450
BMS-10S, BMT-20
BMS-D-12, BMS-D-12L,
2000 8900 1400 6230 1000 4450
M12 x 1.75
BMS-D-12M, BMT-D-12
BMS-12, BMS-12M, BMS-12S, BMT-12
1500 6670 1400 6230 1000 4450
* Combo Nut Washer (see page 49)
Metric Thr
eads
Pull-Out Str
ength of
Channel Nut
Channel Nuts
51