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Spool Type

Spool Type Expansion Joint Style 75

Spool type expansion joint style 75 is made of natural or synthetics elastomers, reinforced with nylon, and supplemented with metal internal rings for strength. This product is available in both filled and unfilled arch. Please contact us for special materials, larger sizes, or other working pressure.

Design Layout

Movement and Operating Conditions

Joint Size I.D. mm(in.) Face To Face
(in.)
Max Pressure/Max Vacuum Max Temperature °F Allowable Movement
Axial Deflection
(P.S.I.G) (in.Hg) Compression
(in.)
Elongation (in.) Lateral (in.) Angular (°)
50(2) 6 165 26 250 7/16 1/4 1/2 19
65(5/2) 6 165 26 250 7/16 1/4 1/2 15
80(3) 6 165 26 250 7/16 1/4 1/2 13
100(4) 6 165 26 250 7/16 1/4 1/2 10
125(5) 6 165 26 250 7/16 1/4 1/2 8
150(6) 6 165 26 250 7/16 1/4 1/2 6
200(8) 6 140 26 250 11/16 3/8 1/2 6
250(10) 8 140 26 250 11/16 3/8 1/2 5
300(12) 8 140 26 250 11/16 3/8 1/2 5
350(14) 8 85 15 250 11/16 3/8 1/2 4
400(16) 8 65 15 250 11/16 3/8 1/2 4
450(18) 8 65 15 250 11/16 3/8 1/2 3
500(20) 8 65 15 250 13/16 7/16 1/2 3
600(24) 10 65 15 250 13/16 7/16 1/2 3