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Ball Valve with Drain & Relief Port | 3400LAB Series | Long Body | Solder × FNPT
$216.50
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Ball Valve with Drain & Relief Port | 3400LAB Series | Long Body | Solder × FNPT
The 3400LAB Lead-Free Brass Long Body Tankless Water Heater Valve provides added clearance for easier service in tight or recessed installs. It features a solder × FNPT tailpiece, full-port flow path, and integral drain/purge and relief ports for efficient maintenance and safety.
Built for reliability, the 3400LAB is rated 600# WOG (non-shock), uses lead-free brass with PTFE seats, and includes an adjustable packing and blow-out-proof stem. Certified to AB1953 and NSF/ANSI/CAN 61 & 372 for potable applications.
Key Features
- Body Type: Long Body for added service clearance (extended length)
- Handle/Side: Hot side only (red handle)
- Connection: Solder × FNPT tailpiece (ASME B1.20.1-NPT)
- Pressure Rating: 600# WOG (non-shock)
- Operation: ¼-turn, full-port ball valve
- Materials: Lead-free brass body and stem; PTFE seats; EPDM O-rings
- Relief Port: Integral ¾″ connection
- Drain/Purge: Integral hose-end drain with cap
- Stem Design: Blow-out-proof; Packing: Adjustable
Compatible Relief Valve Options
- 3400LRAB: 200K BTU/hr
- 3400LSAB: 500K BTU/hr
- 3400LTAB: 2.7M BTU/hr
Dimensions & Weight
| Size | Φ [in] |
ΦSC [in] |
ΦS [in] |
ΦSL [in] |
ΦP [in] |
A* [in] |
B [in] |
H [in] |
Wt.* [lb] |
|---|---|---|---|---|---|---|---|---|---|
| 3/4″ | 3/4-14 NPT | 3/4-14 NPT | 0.877–0.881 | 0.50 | 0.73 | 6.45 / 4.28 | 2.35 | 1.66 | 1.89 / 1.64 |
3401LAB (Hot) / 3402AB (Cold reference for figure only)
Material Composition
| Part | Material | Specification |
|---|---|---|
| Body | Lead-Free Brass | ASTM B927 C27450 |
| Fixed End | Lead-Free Brass | ASTM B927 C27450 |
| Ball | Lead-Free Brass / Cr-plated | ASTM B927 C27450 |
| Seat | PTFE | PTFE |
| Stem | Lead-Free Brass | ASTM B927 C27450 |
| Packing Ring | PTFE | PTFE |
| Packing Nut | Brass | ASTM B124 C37700 |
| T-Handle | Aluminum | ASTM B85 |
| Handle Nut | Steel / Zn-plated | ASTM A36 |
| Handle Screw | Steel / Zn-plated | ASTM A36 |
| Handle | Aluminum | ASTM B85 |
| Union Nut | Brass | ASTM B283 C37700 |
| Union | Lead-Free Brass | ASTM B927 C27450 |
| O-Ring | EPDM Perox | NSF Approved |
| Cap Retainer | Rubber | – |
| Drain Cap | Brass | ASTM B283 C37700 |
| Drain Gasket | EPDM Perox | NSF Approved |