Perma-Grip
Internally Expanded Permanent Hose Coupling Specification Sheet

Ferrule Specifications (Stainless Steel)

Size

UMI Part Number

Competitor Equiv.

Inside Diameter

Fractional Dimension

Weight (in lbs.)

2"

S200-230 AA

S200-234 A

S200-238 B

S200-240

S200-242 C

S200-246D

S200-250 E*

R2AA

R2AS

R2BS

No equivalent

R2CS

R2DS

R2E

2.469

2.531

2.594

2.625

2.656

2.718

2.781

2-15/32

2-17/32

2-19/32

2-5/8

2-21/32

2-23/32

2-25/32

0.47

0.47

0.47

0.47

0.47

0.47

0.47

2-1/2"

S250-302 A

SS250-306 B

S250-311 C

S250-316 D

S250-321 E

S250-326 F*

R25AS

R25BS

R25CS

R25DS

R25ES

R25FS

3.031

3.098

3.170

3.250

3.328

3.406

3-1/32

3-3/32

3-11/64

3-1/4

3-21/64

3-13/32

0.68

0.68

0.68

0.68

0.68

0.68

3"

S300-335 AAA

S300-340 AA

S300-345 A

S300-350 B

S300-354 C

S300-355

R3AAAS

R2AAS

R3AS

R3BS

R3CS

No equivalent

3.547

3.625

3.703

3.781

3.844

3.859

3-35/64

3-5/8

3-45/64

3-25/32

3-27/32

3-55/64

0.86

0.86

0.86

0.86

0.86

0.86

4"**

S400-436 AAA

S400-438 AA

S400-440 A

S400-442 B

S400-444 C

S400-446 D

S400-448 E

S400-450 F

S400-452 G

S400-454 H

S400-456 I

S400-458 J

S400-460 K

S400-462 L

R4AAAS

R4AAS

R4AS

R4BS

R4CS

R4DS

R4ES

R4FS

R4GS

R4HS

No equivalent

No equivalent

No equivalent

No equivalent

4.562

4.593

4.625

4.656

4.688

4.719

4.750

4.781

4.813

4.843

4.875

4.906

4.938

4.969

4-9/16

4-19/32

4-5/8

4-21/32

4-11/16

4-23/32

4-3/4

4-25/32

4-13/16

4-27/32

4-7/8

4-29/32

4-15/16

4-31/32

2.28

2.28

2.28

2.28

2.28

2.28

2.28

2.28

2.28

2.28

2.28

2.28

2.28

2.28


Ferrule weights are approximate.

Items marked with an * are made by special order only and will have a partially or non-serrated surface.

Do not mix UMI coupling components with those produced by other manufacturers.

 

 

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1999-Present United Metal Industries, Inc.