Masterflex™

Masterflex Corrugated Metal Hoses

Masterflex™ is Hose Master’s close pitch metal hose. It is manufactured using the same high quality process used to make Annuflex™ hose, but the number of corrugations per foot is increased to allow for greater flexibility.

For more information or to place orders for STRESS-LITE™ products call (800) 221-2319.

When to use flexible metal products

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Select the right hose for your application

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Explanation of Masterflex™ Part Numbers:

AF ____________  5  ____________
        Material Code            Braid Code

Material Codes:
4 – T321 Stainless Steel
5 – T316L Stainless Steel
7 – T304L Stainless Steel

Braid Codes:
00 – Unbraided
50 – T304 Single Braid
55 – T304 Double Braid
*T316 Braid available upon request.

Example: AF4550 = T321 Stainless Steel, annular, corrugated metal hose with a single T304 Stainless Steel braid.

Inside Diameter (in.)Number of Braids (#)Outside Diameter (in.)Static Min. Bend Radius (in.)Dynamic Min. Bend Radius (in.)Maximum Working Pressure (psi)Burst Pressure (psi)Weight Per Foot (lbs.)
1/4 0
1
2		 0.42
0.48
0.54
 0.9 3.7 90
1800
2700
 n/a
7233
9100
 0.07
0.14
0.20
3/8 0
1
2		 0.55
0.61
0.67
 1.0 4.0 70
1558
2336
 n/a
6230
9345
 0.07
0.17
0.27
1/2 0
1
2		 0.77
0.83
0.89
 1.2 4.4 70
1186
1779
 n/a
4743
7115
 0.18
0.32
0.47
5/8 0
1
2		 0.96
1.02
1.08
 1.4 5.6 57
1205
1808
 n/a
4820
7230
 0.19
0.37
0.54
3/4 0
1
2		 1.08
1.14
1.20
 1.7 6.4 43
898
1347
 n/a
3591
5387
 0.23
0.40
0.58
1 0
1
2		 1.33
1.40
1.46
 2.1 7.1 43
718
1077
 n/a
2872
4308
 0.30
0.53
0.78
1 1/4 0
1
2		 1.75
1.83
1.91
 2.5 7.9 43
645
968
 n/a
2581
3872
 0.63
1.00
1.37
1 1/2 0
1
2		 2.08
2.16
2.24
 3.1 8.7 28
531
797
 n/a
2125
3188
 0.70
1.16
1.63
2 0
1
2		 2.61
2.69
2.77
 4.0 10.3 14
449
674
 n/a
1797
2696
 0.88
1.44
1.99
2 1/2 0
1
2		 3.40
3.50
3.60
 5.4 12.8 14
417
626
 n/a
1669
2504
 1.36
2.16
2.96
3 0
1
2		 3.88
3.98
4.08
 6.3 14.5 14
346
519
 n/a
1384
2076
 1.63
2.50
3.37
4 0
1
2		 4.96
5.06
5.16
 7.7 17.4 14
299
448
 n/a
1194
1791
 2.53
3.90
5.29
5 0
1
2		 6.00
6.12
6.24
 10.0 21.9 14
275
412
 n/a
1099
1649
 4.07
5.53
6.99
6 0
1
2		 7.01
7.13
7.25
 11.6 25.0 11
210
315
 n/a
839
1259
 4.46
6.34
8.22

Notes:

  • The minimum bend radius is measured from the centerline of the hose
  • The working pressure decreases with temperature – see derating factor
  • For rapid pressure fluctuations consult the factory

Hose Master places emphasis on continual improvements within our manufacturing processes, product offering and services. Hose Master reserves the right to make changes without further notice to any products contained herein.