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144317 — CAP,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

144317: CAP,VALVE.

The CAP,VALVE is a the manufacturer industrial component. Key specifications include material: SILVER CONTACT, thread_class: 2A A, overall_length: 1.750 INCHES NOMINAL IN, mounting_method: THREADED STUD(S), overall_diameter: 0.312 INCHES NOMINAL IN, style_designator: HEX HEAD ADJUSTABLE POINT CONTACT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-198-1198, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
144317
NSN: 4820-01-198-1198
FSC: 4820 — Valves, Nonpowered
CAGE: 79318 — MEGGITT NORTH HOLLYWOOD INC (USA)
SPECIFICATIONS
materialSILVER CONTACT
thread_class2A A
overall_length1.750 INCHES NOMINAL IN
mounting_methodTHREADED STUD(S)
overall_diameter0.312 INCHES NOMINAL IN
style_designatorHEX HEAD ADJUSTABLE POINT CONTACT
thread_directionRIGHT-HAND
precious_materialSILVER
nominal_thread_size0.250 INCHES IN
current_rating_in_amps25.0
thread_pitch_diameters+0.222 TO 0.225 INCHES IN
voltage_rating_in_volts230.0 AC
NSN4820-01-198-1198
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 144317 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 2
340664Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
340664 PIECE 31Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 144317?
144317 is a CAP,VALVE.
What parts can replace 144317?
There are 2 known substitutes for 144317: 340664, 340664 PIECE 31. Substitute compatibility should be verified for your specific system.
What is the NSN for 144317?
144317 is cataloged in the U.S. Government catalog under NSN 4820-01-198-1198. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.