Buying Guide
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NIBCO INC. WORLD HEADQUARTERS • 1516 MIDDLEBURY ST. • ELKHART, IN 46516-4740 • USA • PH: 1.800.234.0227
TECH SERVICES PH: 1.888.446.4226 • FAX: 1.888.234.0557 • INTERNATIONAL OFFICE PH: +1.574.295.3327 • FAX: +1.574.295.3455
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6
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Revision 12/16/2021
703-2
Fitting Adapter Ftg x F – Cast
APPROX. DIM. B
NOM. SIZE NET WT./LBS. INCHES
1/2 x 1/4 0.11 1
7
/32
3/4 x 1/2 0.13 1
9
/16
1 x 1/2 0.14 1
7
/16
1 x 3/4 0.38 1
31
/32
2 1/2 1.65 2
15
/16
3 2.52 3
1
/4
703-5
Special Drop Adapter C x F –
Cast
APPROX. DIM. A
NOM. SIZE NET WT./LBS. INCHES
1/2 0.16
3
/4
3/4 0.24
7
/8
703-5B
Drop Adapter C x F – Cast
APPROX. DIM. A
NOM. SIZE NET WT./LBS. INCHES
1/2 0.15
3
/4
ADAPTERS
603
Adapter C x F – Wrot
APPROX. DIM. A
NOM. SIZE NET WT./LBS. INCHES
1/8 0.03
13
/32
1/8 x 1/4 0.03
1
/2
1/4 0.03
5
/8
1/4 x 3/8 0.04
11
/16
3/8 0.04
11
/16
3/8 x 1/4 0.03
9
/16
3/8 x 1/2 0.09
29
/32
3/8 x 3/4 0.10 1
1/2 0.08
27
/32
1/2 x 1/4 0.06
1
/2
1/2 x 3/8 0.04
17
/32
1/2 x 3/4 0.14 1
5/8 x 1/2 0.11
3
/4
5/8 x 3/4 0.13
29
/32
3/4 0.15
29
/32
3/4 x 1/2 0.10
5
/8
3/4 x 1 0.21 1
1
/8
1 0.24
31
/32
1 x 1/2 0.14
5
/8
1 x 3/4 0.19
25
/32
1 x 1 1/4 0.28 1
7
/32
1 1/4 0.33 1
3
/32
1 1/4 x 1 0.28
29
/32
1 1/4 x 1 1/2 0.40 1
1
/4
1 1/2 0.44 1
1
/8
1 1/2 x 1 0.43
25
/32
1 1/2 x 1 1/4 0.47 1
1
/32
1 1/2 x 2 0.78 1
1
/32
2 0.63 1
3
/32
2 x 1 1/2 0.74 1
11
/32
2 1/2 1.15 1
3
/16
3 1.88 1
5
/16
4 3.14 1
7
/8
703
Adapter C x F – Cast
APPROX. DIM. A
NOM. SIZE NET WT./LBS. INCHES
1/4 x 1/2 0.13
27
/32
1/2 x 1 0.28 1
3/4 x 3/8 0.17
3
/4
3/4 x 1 1/4 0.54 1
1
/8
1 x 1 1/2 0.68 1
3
/32
1 1/4 x 3/4 0.29
13
/16
1 1/4 x 2 0.98 1
5
/32
2 x 1 1/4 0.81
27
/32
2 1/2 1.62 1
3
/8
3 2.34 1
1
/2
4 4.23 1
9
/16
603-2
Fitting Adapter Ftg x F – Wrot
APPROX. DIM. B
NOM. SIZE NET WT./LBS. INCHES
1/4 0.03 1
3
/32
3/8 0.06 1
3
/16
1/2 0.09 1
7
/16
1/2 x 3/8 0.05 1
1
/4
3/4 0.13 1
11
/16
1 0.27 2
1
/32
1 1/4 0.31 2
1
/8
1 1/2 0.43 2
5
/16
2 0.61 2
1
/2
2 1/2 1.63 2
31
/32
3 2.34 3
1
/4
Consult price sheet for Made to Order items and
for minimum order quantities.
▲ Also available in Lead-Free*. For
additional details, see our Lead-Free*
literature on www.nibco.com.
*Weighted average lead content ≤ 0.25%
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WARNING: This product can expose you
to chemicals including lead, which is known
to the State of California to cause cancer and
birth defects or other reproductive harm. For more
information go to www.P65Warnings.ca.gov.