Installation Notes - USP Connectors

Strap Ties – HRS, HTP, KST, KSTI, LSTA, LSTI, MSTA, MSTC & ST series cont.
Dimensions (in) Fastener Schedule 2,6
Factored Resistance 1,5
Steel
Uplift 115%
USP
Gaug
Total Min
Stock No. Ref. No. e W L Qty 3 Qty 4 Type DF-L (Lbs) DF-L (kN) S-P-F (Lbs) S-P-F (kN)
KST234 ST6236 14 1-3/4 32-3/16 42 36 16d 5665 25.20 4225 18.79
MSTC66 MSTC66 14 3 65-3/4
88 72 10d 9945 44.24 8165 36.32
88 62 16d 9945 44.24 9945 44.24
MSTC78 MSTC78 14 3 77-3/4
104 76 10d 9945 44.24 8550 38.03
104 66 16d 9945 44.24 9945 44.24
HRS6 HRS6 12 1-3/8 6 6 6 10d 815 3.63 580 2.58
HRS8 HRS8 12 1-3/8 8 10 10 10d 1355 6.03 970 4.31
HRS12 HRS12 12 1-3/8 12 14 14 10d 1900 8.45 1355 6.03
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KST227
KST237
MST27,
S/MST27
MST37,
S/MST37
12 2-1/16 27 34 26 16d 4290 19.08 3050 13.57
12 2-1/16 37-1/2 48 38 16d 6270 27.89 4455 19.82
KST248
MST48,
S/MST48
12 2-1/16 48 62 50 16d 8110 36.08 5865 26.09
KSTI226 MSTI26 12 2-1/16 26 26 26 10d x 1-1/2 2985 13.28 2125 9.45
KSTI236 MSTI36 12 2-1/16 36 36 36 10d x 1-1/2 4340 19.31 3090 13.75
KSTI248 MSTI48 12 2-1/16 48 48 48 10d x 1-1/2 5970 26.56 4250 18.91
KSTI260 MSTI60 12 2-1/16 60 60 60 10d x 1-1/2 7600 33.81 5410 24.07
KSTI272 MSTI72 12 2-1/16 72 72 60 10d x 1-1/2 8110 36.08 6570 29.23
HRS416-TZ HRS416Z 12 3-1/4 16 16 16 WS15-GC 4057 18.05 3329 14.81
KST260
MST60,
S/MST60
10 2-1/16 60 72 64 16d 10560 46.98 7505 33.39
KST272
MST72,
S/MST72
10 2-1/16 72 72 64 16d 10605 47.18 8445 37.57
1) Factored resistances have been increased 15% for short-term loads such as wind and earthquake; no further increase allowed.
2) Minimum nail embedment shall be 8 nail diameters (typ).
3) Total number of nail and/or bolt holes provided in the strap.
4) Minimum quantity of fasteners to be installed with equal fasteners at each end of the connection. Product may have
additional nail holes not needed to meet published allowable load of product.
6) NAILS:
New products or updated product information are designated in red font.
Clear Span Chart
USP
Stock No.
MSTC28 MSTC28
MSTC40
MSTC52
MSTC66 MSTC66
MSTC78 MSTC78
KST237
KST248
KST260
KST272
Factored Resistance 1
Clear
Uplift (115%)
Ref. No. Span Qty Type DF-L (Lbs) DF-L (kN) S-P-F (Lbs) S-P-F (kN)
MSTC40
MSTC52
S/MST37
S/MST48
S/MST60
S/MST72
KSTI236 MSTI36
KSTI248 MSTI48
KSTI260 MSTI60
KSTI272 MSTI72
Fasteners Total 2,3
18 12 10d 1630 7.30 1155 5.10
16 16 10d 2170 9.70 1540 6.90
18 28 10d 3800 16.90 2700 12.00
16 32 10d 4345 19.30 3085 13.70
18 44 10d 5970 26.60 4240 18.90
16 48 10d 6515 29.00 4625 20.60
18 62 10d 8415 37.40 5975 26.60
16 64 10d 8685 38.60 6165 27.40
18 64 10d 8685 38.60 6165 27.40
16 66 10d 8960 39.90 6360 28.30
18 20 16d 3295 14.70 2340 10.40
16 22 16d 3625 16.10 2575 11.50
18 32 16d 5275 23.50 3745 16.70
16 34 16d 5605 24.90 3980 17.70
18 46 16d 7580 33.70 5380 23.90
16 48 16d 7910 35.20 5615 25.00
18 46 16d 7580 33.70 5380 23.90
16 48 16d 7910 35.20 5615 25.00
18 14 10d x 1-1/2 1900 8.50 1355 6.00
16 16 10d x 1-1/2 2170 9.70 1550 6.90
18 26 10d x 1-1/2 3530 15.70 2520 11.20
16 28 10d x 1-1/2 3800 16.90 2715 12.10
18 38 10d x 1-1/2 5155 22.90 3685 16.40
16 40 10d x 1-1/2 3585 15.90 3585 15.90
18 50 10d x 1-1/2 6520 29.00 4845 21.60
16 52 10d x 1-1/2 6520 29.00 5040 22.40
1) Factored resistances have been increased 15% for short-term
loads such as wind and earthquake; no further increase allowed.
2) Minimum nail embedment shall be 8 nail diameters (typ).
3) NAILS:
Optional nails
(wood shrinkage may
occur and cause strap
to buckle outward)
1˝ Min.
End length
Clear
span
End length
Typical KST237
floor-to-floor installation
Angles & Straps
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USP2240-131