3″ Tapered Seat Aluminum Emergency Valve – External Air – 90 Degree Elbow
- Air Operated
- Stainless Trim
- Teflon Encapsulated Seals
Betts tapered seat emergency valves are designed and manufactured to use Teflon encapsulated seals for compatibility with a wide range of products. Body is constructed of aluminum with stainless steel trim. Shear section tested per TTMA RP84 and meets 49CFR178.345-8.
Air operated valves are provided with an external air cylinder to help prevent gasoline or other products from contaminating the air supply. The air cylinder is hard-coated aluminum with a polished stainless steel shaft. Cylinders have 1/8” NPT port for air connection and are supplied with a fusible plug installed.
Left-hand valves are available with air cylinder or cable lever arm on opposite side of valve as shown at right. Add suffix –005 for left-hand option. Add suffix –004 for optional screen.
Product Details
| Assembly # | Outlet | Wt. | Dimensions | Inlet Flange | Outlet Flange |
|---|---|---|---|---|---|
| EV46169ALTS | 3" Grooved | 9.7lbs | A: 3.50" B: 6.06" | B.C.: 6.25" Holes: 6-9/16 | B.C.: N.A. Holes: N.A. |
| EV46152ALTS | 3" Flanged | 9.7lbs | A: 3.50" B: 4.50" | B.C.: 6.25" Holes: 6-9/16 | B.C.: 4.88" Holes: 8-7/16 |
| Force rating from TTMA RP86: 3" Valves F=15,300 lb. CAUTION: Never bottom load through emergency valves without first opening valve. Failure to do so may result in damage to the tank and/or valve. |
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