spring selection chart
NOTE: Approx. I.D. = Inner diameter
NOTE: Spring free length is given as an aid to identification only. Variations of +1/2”, although unlikely, can occur.
This variation will not effect the spring range.
Model
Number
ADJUSTABLE MODELS:
RV12L
RV20L
RV20LT
RV47AD
RV47AL
RV47D
RV47L
Number
R1210T-13
R1210T-35*
R1210T-48
R1210T-610
R1210T-812
R2010-13
R2010-35*
R2010-48
R2010-610
R2010-812
R2010-912
R2010T-35*
R2010T-48
R2010T-610
R2010T-812
R4710-4
R4710-5
R4710-6
R4710-10
R4710-13
R4710-35*
R4710-48
R4710-412
R4710-610
R4710-812
Part
Color
Code
Brown
Plated
Orange
Red
Blue
Brown
Plated
Orange
Red
Blue
Plated
Plated
Orange
Red
Blue
Black
Green
Red
Blue
Brown
Plated
Orange
Violet
Red
Blue
Outlet
Pressure
INCHES
W.C.
1.0 to 3.5
2.8 to 5.2
4.0 to 8.0
6.0 to 10
8.0 to 12
1.0 to 3.5
2.8 to 5.2
4.0 to 8
6.0 to 10
8.0 to 12
9.0 to 12
2.8 to 5.2
4.0 to 8.0
6.0 to 10
8.0 to 12
3.8 to 4.3
4.7 to 5.3
5.6 to 6.4
9.7 to 11.3
1.0 to 3.5
2.8 to 5.2
4.0 to 8.0
4.0 to 12
6.0 to 10
8.0 to 12
I.D.
3/8
Approx
Length
9/16
3/4
3/4
7/8
1
13/16
1-1/16
15/16
1
1/1/8
1-9/16
1-1/16
15/16
1
1-1/8
1-3/4
1-13/16
1-13/16
1-11/16
7/8
1-1/4
1-5/16
1-1/16
1-7/16
1-1/2
Approx
INCHES INCHES
7/16
7/16
9/16
9/16
Model
Number
ADJUSTABLE MODELS: INCHES
RV52
R500
R500S
R500
R500S
RV53
R600
R600S
RV600
R600S
RV61
Part
Number
R5210-13
R5210-25
R5210-36*
R5210-38
R5210-48
R5210-412
R5210-512
R5210-1022
R5310-13
R5310-25
R5310-36*
R5310-38
R5310-48
R5310-412
R5310-512
R5310-1022
R5310-1530
R6110-13
R6110-25
R6110-36*
R6110-38
R6110-48
R6110-512
R6100-1022
Color
Code
Brown
Plated
Plated
Pink
Orange
Violet
Blue
Red
Brown
Plated
Plated
Pink
Orange
Violet
Blue
Red
Yellow
Brown
Plated
Plated
Pink
Orange
Blue
Red
Outlet
Pressure
W.C.
1.0 to 3.5
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 8.0
4.0 to 12
5.0 to 12
10 to 22 9/16 2-13/16
1.0 to 3.5
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 8.0
4.0 to 12
5.0 to 12
10 to 22
15 to 30
1.0 to 3.5
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 8.0
5.0 to 12
10 to 22
Approx
INCHES INCHES
I.D.
9/16
5/8
5/8
3/4
Approx.
Length
2
2-9/16
2-7/8
2-9/16
3-1/8
2-1/2
2-15/16
2-5/8
2-15/16
3-3/8
3-1/16
3-5/8
3-1/6
3-7/16
3-1/4
3-1/2
2-5/8
3-1/4
3-1/2
3-1/8
3-9/16
3-9/16
3-1/2
RV48
RV48T
R400
R400S
R4810-13
R4810-36*
R4810-48
R4810-610
R4810-512
R4810T-36*
R4810T-48
R4810T-512
R4810T-610
R400B10-13
R400B10-25
R400B10-36*
R400B10-38
R400B10-412
R400B10-512
R400B10-1022
Brown
Plated
Orange
Red
Blue
S Steel
Orange
Blue
Red
Brown
Plated
Plated
Pink
Violet
Blue
Red
1.0 to 3.5
3.0 to 6.0
4.0 to 8.0
6.0 to 10
5.0 to 12
3.0 to 6.0
4.0 to 8.0
5.0 to 12
6.0 to 10
1.0 to 3.5
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 12
5.0 to 12
10 to 22
15/16
1-3/16
9/16
9/16
3/8
1-1/8
1-1/2
1-3/16
1-3/16
1-1/8
1-3/16
1-1/2
1-1/4
1-9/16
2
1-9/16
1-1/2
1-7/8
1-3/4
*Standard Spring
RV81
210D
210D
RV91
210E
210E
R8110-13
R8110-25
R8110-36*
R8110-38
R8110-48
R8110-412
R8110-512
R8110-515
R8110-1022
R8110-1530
R8110-2042
R9110-13
R9110-25
R9110-36*
R9110-38
R9110-48
R9110-412
R9110-512
R9110-515
R9110-1022
R9110-1530
R9110-2042
Brown
Plated
Plated
Pink
Orange
Violet
Blue
Green
Red
Yellow
Black
Brown
Plated
Plated
Pink
Orange
Violet
Blue
Green
Red
Yellow
Black
1.0 to 3.5
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 8.0
4.0 to 12
5.0 to 12
5.0 to 15
10 to 22
15 to 30
20 to 42
1.0 to 3.5
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 8.0
4.0 to 12
5.0 to 12
5.0 to 15
10 to 22
15 to 30
20 to 42
7/8
7/8
1-1/8
1-1/8
3-1/8
3-13/16
4-5/16
3-7/8
4-1/2
3-3/4
4-1/16
3-3/4
4-5/16
4-1/2
4-5/16
4
4-15/16
5-3/4
5-1/16
5-15/16
5-1/16
5-1/2
5-1/8
5-5/8
5-7/8
5-3/4
© 2007 Maxitrol Company, All Rights Reserved.
1
Model
Number
ADJUSTABLE MODELS:
RV111
210G
210G
RV131
210J
220D, E,
G & J
325-3
325-5A
325-7
Part
Number
R11110-13
R11110-25
R11110-36*
R11110-38
R11110-48
R11110-412
R11110-512
R11110-515
R11110-1022
R11110-1530
R11110-2042
R13110-25
R13110-36*
R13110-38
R13110-412
R13110-512
R13110-1022
R13110-1530
R13110-2042
R325C10-1022
R325C10-1530
R325C10-26
R325C10-59
R325C10-412*
R325C10-711
R325C10-1022
R325C10-1530
R325C10-P12
R325E10-26A
R325E10-59A
R325E10-412A*
R325E10-711A
R325E10-1022A
R325E10-1530A
R325E10-P12A
R8110-25
R8110-412*
R8110-1022
R8110-1530
R8110-2042
*Standard Spring
Model
Number
ZERO GOVERNOR MODELS
R400SZ
R500SZ
R600SZ
Number
R400B10-13
R400B10Z
R5210-13
R500B10Z
R5310-13
R600B10Z
Part
Color
Code
Brown
Plated
Plated
Pink
Orange
Violet
Blue
Green
Red
Yellow
Black
Plated
Plated
Pink
Violet
Blue
Red
Yellow
Black
Tagged
Tagged
Plated
Plated
Violet
White
Red
Yellow
Tagged
Plated
Plated
Violet
White
Red
Yellow
Tagged
Plated
Violet
Red
Yellow
Black
Regulate
Counter
Regulate
Counter
Regulate
Counter
Outlet
Pressure
INCHES W.C. INCHES INCHES
1.0 to 3.5
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 8.0
4.0 to 12
5.0 to 12
5.0 to 15
10 to 22
15 to 30
20 to 42
2.0 to 5.0
3.0 to 6.0
3.0 to 8.0
4.0 to 12
5.0 to 12
10 to 22
15 to 30
20 to 42
1 psi-3 psi
2 psi-5 psi
2.0 to 6.0
5.0 to 9.0
4.0 to 12
7.0 to 11
10 to 22
15 to 30
20 to 42
2.0 to 6.0
5.0 to 9.0
4.0 to 12
7.0 to 11
10 to 22
15 to 30
1 psi-2 psi
2.0 to 5.0
4.0 to 12
10 to 22
15 to 30
20 to 42
How
Used
Brown
Plated
Brown
Plated
Brown
Plated
Color
Code
Approx
I.D.
1-1/2
1-1/2
2-1/8
5/8 2-1/8
5/8
3/4
7/8
Approx
I.D.
INCHES INCHES
3/8
1/2
9/16
7/16
5/8
5/8
Approx
Length
6-1/8
7-1/6
8-5/16
7-3/8
8-3/8
7-3/8
8-1/8
7-1/16
8-1/8
8-7/16
8-1/4
9-1/6
11-3/4
10-1/8
9-7/8
11-5/8
11-1/2
11-11/16
11-1/4
2-5/16
1-3/4
2-5/16
1-3/4
2-5/8
2-1/8
2-5/16
2-5/16
2-7/8
4-3/16
3-1/8
4
3-9/16
3-5/8
3-3/4
3-13/16
3-3/4
4-5/16
4-1/2
4-5/16
Approx
Length
1-1/4
3/4
2
2
2-5/8
2-5/8
Model
Number
ADJUSTABLE MODELS:
MR410
SR400
SR400-2**
M450 SR400B10L-4 Min Black 2.5 to 4.0 1-1/16 1-3/16
MR510
SR500
SR500-2**
M550
MR610
SR600
M650
Part
Number
SR400B10H
MR410B10L
SR400B10H-1
MR410B10L
SR400B10H
MR410B10L-1
SR400B10H-1
MR410B10L-1
SR400B10L-4
SR400B10H-2 Max Blue 7.5 to 12.0 5/16 1-1/2
SR500B10H
MR510B10L
SR500B10H-1
MR510B10L
SR500B10H
MR510B10L-1
SR500B10H-1
MR510B10L-1
SR500B10L-2 Max Black 7.5 to 12.0 7/16 2-1/4
MR510B10L
MR510B10L-1
SR600B10H
MR610B10L
SR600B10H-1
MR610B10L
SR600B10H
MR610B10L-1
SR600B10H-1
MR610B10L-1
MR610B10L
MR610B10L-1
Max
Min
Max
Min
Max
Min
Max
Min
Max
Min
Min
Max
Min
Max
Min
Max
Min
Max
Min
Min
Min
Max
Min
Max
Min
Max
Min
Max
Min
Min
Min
Color
Code
S Steel
Plated
White
Plated
S Steel
Blue
White
Blue
Black
S Steel
Plated
White
Plated
S Steel
Plated
White
Blue
S Steel
Blue
S Steel
Plated
White
Plated
S Steel
Plated
White
Blue
Plated
Blue
Outlet
Pressure
INCHES
W.C.
3.0 to 5.0
0.3 to 1.2
2.5 to 3.5
0.3 to 1.2
4.0 to 6.0
1.0 to 2.8
3.0 to 5.0
1.0 to 2.8
2.5 to 4.0
3.0 to 5.0
0.3 to 1.2
1.5 to 3.5
0.3 to 1.2
3.5 to 6.0
1.0 to 2.8
2.0 to 4.5
1.0 to 2.8
0.3 to 7.2
1.0 to 2.8
3.0 to 5.0
0.3 to 1.2
2.5 to 4.0
0.3 to 1.2
4.0 to 6.0
1.0 to 2.8
3.0 to 5.5
1.0 to 2.8
0.3 to 1.2
0.2 to 2.0
Approx.
INCHES INCHES
1-1/16
I.D.
5/16
7/16
1-5/8
7/16
5/8
2-1/8
2-1/8
2-1/8
Approx.
Length
1-5/16
7/8
1
7/8
1-5/16
1-1/16
1
1-1/16
1-3/16
1-9/16
1-1/16
1-1/16
1-1/16
1-9/16
1-1/4
1-1/16
1-1/4
1-1/16
1-1/4
2
1-9/16
1-1/2
1-9/16
2
1-13/16
1-1/2
1-13/16
1-9/16
1-13/16
** L.P. - May be used with any minimum spring
210DZ
210EZ
210GZ
210JZ
R8110-13
R210D10Z
R9110-13
R210E10Z
R11110-13
R210G10Z
R13110-25
R210J10Z
Regulate
Counter
Regulate
Counter
Regulate
Counter
Regulate
Counter
Maxitrol Company
23555 Telegraph Rd., PO Box 2230
Southfield, MI 48037-2230 U.S.A.
GPRSPR_MP_EN_11.2007
Replaced Bulletin MP2012-12/03
Brown
Plated
Brown
Plated
Brown
Plated
Brown
Plated
7/8
1
1-1/8
1-7/16
1-1/2
2-1/16
2-1/8
2-7/8
3-1/8
3-3/8
4
4-3/4
6-1/8
6-3/4
9-1/16
9-1/4
© 2007 Maxitrol Company,
www.maxitrol.com
All Rights Reserved.
2