Product Cross Reference
Steam Traps
THERMODYNAMIC TRAPS Manufacturer Watson McDaniel
Armstrong
Spence Nicholson
Hoffman
Spirax Sarco
Yarway
TLV
Desc.
Size
Product
F/F Dim Product
F/F Dim Product
F/F Dim Product
F/F Dim Product F/F Dim Product
F/F Dim Product
F/F Dim
Standard 600 PSI
TD6523 TD6524 TD6526 TD6528
3/8” 1/2” 3/4”
2”
2”
2”
2”
2”
Disc Trap
2.7” 2.8” 3.3” 2.7” 2.8” 3.1” 3.5” 3.7” 3.1” 3.5”
3.31” 3.31” 3.31” 3.31” 3.31” 3.31” 3.31” 3.31”
2.68” 2.81” 3.31” 3.25” 3.25”
2.75” 2.75” 3.25”
2.7” 2.8” 3.3” 2.7” 2.8” 3.1” 3.5” 3.7” 3.1” 3.5” 3.1” 3.5” 3.1” 3.5” 3.7”
2.25” 2.87” 3.37”
TD-52
TD600
29
NTD600
CD-33
1”
Low Capacity Disc Trap Low Capacity Disc Trap w/ Strainer Disc Trap with Strainer Disc Trap with Strainer & Blowdown Low Cap. Disc Trap w/ Strainer & Blowdown
1/2” 3/4” 1/2” 3/4”
TD600L
CD-33L
S610L
TD-52L
TD600LS
TD-42L
CD-33SL
1”
TD6424 TD6426 TD6428
3.06” 3.06” 3.25”
A3N
3.87” 2.75” 4.06” 2.75” 3.87” 2.75” 4.06” 2.75”
2.76” 2.95”
3.5” 3.5”
2” 2.68”
1/2” 3/4” 1/2” 3/4” 1/2” 3/4” 1”
P46SS
129Y
TD-42H
NTD600S
TD600S
CD-33S
A3N
P46SS
A3N
3.5” 3.5”
3.1” 3.5”
2” 2.68”
2.76” 2.95”
P46SS
TD-42HB
129YB
NTD600SB
TD600SB
CD-33SB
A3N
P46SS
3.1” 3.5” 3.7”
TD-42LB
3.5”
TD600LSB
CD-33SBL
Repairable In-line
A46S A50S
3.12”
3.16”
S610
3.15”
3.25”
1/2”
P46SRN A46S A50S P46SRN A46S A50S P46SRN P46SRN A46S A50S P46SRN A46S A50S P46SRN A46S A50S
Disc Trap with Strainer
3.55”
3.54”
3/4”
721
3.12”
TD700S
6.31”
3.93”
3.43”
1”
3.16”
3.15”
3.12”
1/2”
Disc Trap with Strainer & Blowdown
3.55”
3.54”
3/4”
3.12”
TD700SB
721
6.31”
3.93”
1”
3.43”
High-Pressure Repairable In-line
1/2” 3/4”
3.15” 3.54” 6.31” 3.15” 3.54” 6.31”
3.15” 3.54” 3.93” 3.15” 3.54” 3.93”
Disc Trap with Strainer Disc Trap w/ Strainer & Blowdown
TD700HS
1”
721HP
1/2” 3/4”
TD700HSB
1”
High-Pressure Repairable In-line – 900 PSI
1/2” 3/4”
3.6” 3.6”
3.6” 3.6”
4.81” 4.81”
3.12” 3.12”
Disc Trap with Strainer
TD62
A65SS
460D3
TD900S
Ultra High-Pressure Repairable In-line – 3600 PSI
1/2” 3/4”
6.2” 6.2” 6.2”
6.2” 6.2”
TD120
TD3600
Disc Trap
1”
6.2
140
www.watsonmcdaniel.com •• Pottstown PA • USA • Tel: 610-495-5131
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