Model L76C-UF

In-Line Flame Arrestor L76C-UF

Protect your gas piping systems and low-pressure tanks with the L76C-UF in-line flame arrestor. We designed the L76C-UF’s spiral-wound crimped ribbon element with optimal gap sizing to eliminate flame propagation with minimum pressure drop.

An easy-to-clean, modular and simple-to-swap 316SS flame element comes standard with the L76C-UF.

  • Flame arrestor element geometry maximized flame quenching capability while minimizing pressure drop
  • Removable element housing for ease of maintenance
  • Spiral-wound, crimped ribbon flame element
  • Flame elements made standard with premium 316SS material
  • Bi-directional with respect to flow and ignition source

Connection Sizes: 2″through 12” 150# ASME Flanged Connection

Housing standard material: Carbon Steel, Stainless Steel

Bases standard material: Aluminum, Carbon Steel, Stainless Steel

Flame element standard material: 316 Stainless Steel, spiral-wound crimped ribbon

Gas group: NEC D; IEC IIA (MESG > 0.90 mm)

Maximum operational pressure: see charts and IOM

Burn time: tBT short-time burn rating or better at atmospheric pressure

Operational temperature range: -4 to 140º F (-20 to 60º C)

Bi-directional with respect to flow and ignition source

150# ASME
Wt. Lbs.
Carbon Steel
2″ FPT 6″ 9.20″ 16.00″ 100 psig 63 (32)
3″ FPT 8″ 11.20″ 16.00″ 100 psig 111 (64)
4″ FPT 10″ 13.20″ 16.00″ 100 psig 132 (68)
6″ FPT 16″ 20.00″ 21.00″ 100 psig 298 (181)
8″ FPT 20″ 23.50″ 33.00″ 100 psig 538 (NA)
10″ FPT 24″ 27.10″ 38.00″ 100 psig 772 (NA)
12″ FPT 28″ 32.30″ 41.00″ 100 psig 1120 (NA)

Specifications subject to change without notice. Certified dimensions available upon request.

Pneumatic tested to 15 psig as standard.

* MAWP does not reflect the maximum operational pressure of the flame arrestor. Please consult the specifications section of the product IOM for the correct maximum operational pressure of the arrestor.

MAWP, refers only to the maximum shell pressure allowed, it has no relation or influence on the flame arresting performance of the flame arrestor.

  • Exterior painting or coating available
  • Drains and instrumentation ports available
  • Factory installed thermocouples for flame sensing available

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