Hose Swivel Gaskets

Hose Swivel Gaskets fit inside the female end of a hose coupling or female swivel. Choose the gasket size and part number that match your connection, including GHT and booster-hose options.
Swivel Gasket Sizes
All measurements are in inches. I.D. means inside diameter; O.D. means outside diameter.
| Size / Part Number | I.D. / O.D. | Thickness |
|---|---|---|
| 3/4 in. GHT Part 12100 |
I.D.: 3/4 O.D.: 1-1/16 |
1/8 |
| 1 in. Booster for 3/4" hose Part 12101-1 |
I.D.: 25/32 O.D.: 1-7/16 |
1/8 |
| 1 in. Booster for 1" hose Part 12101 |
I.D.: 31/32 O.D.: 1-7/16 |
1/8 |
| 1 in. Part 12102 |
I.D.: 1-1/32 O.D.: 1-7/16 |
1/8 |
| 1-1/2 in. Part 12103 |
I.D.: 1-37/64 O.D.: 2-1/16 |
1/8 |
| 2 in. Part 12104 |
I.D.: 2-1/16 O.D.: 2-5/8 |
1/8 |
| 2-1/2 in. Part 12105 |
I.D.: 2-1/2 O.D.: 3-7/32 |
3/16 |
| 3 in. Part 12106 |
I.D.: 3-1/8 O.D.: 3-25/32 |
1/4 |
| 3-1/2 in. Part 12107 |
I.D.: Confirm before ordering O.D.: 4-13/32 |
1/4 |
| 4 in. Part 12108 |
I.D.: 4-3/32 O.D.: 5-5/32 |
1/4 |
| 4-1/2 in. Part 12109 |
I.D.: 4-19/32 O.D.: 5-29/32 |
1/4 |
| 5 in. Part 12110 |
I.D.: 5-3/32 O.D.: 6-13/32 |
1/4 |
| 6 in. Part 12111 |
I.D.: 6-3/32 O.D.: 7-5/32 |
1/4 |
For the 3-1/2 in. gasket (part 12107), contact Cascade Fire Equipment to confirm the inside diameter before ordering.
Swivel and Tail Gaskets
Swivel gaskets and tail gaskets serve different positions in a hose coupling. This listing is for swivel gaskets. For tail-gasket sizes, see Hose Tail Gaskets.
Hose and coupling assemblies shown in the supporting images are for reference.