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1044-001J 300 — VALVE,STOP-CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1044-001J 300: VALVE,STOP-CHECK.

The VALVE,STOP-CHECK is a the manufacturer industrial component. Key specifications include shaft_type: ROUND SINGLE ACTUATOR, shaft_length: 2.094 INCHES NOMINAL SINGLE ACTUATOR IN, pole_quantity: 1 FIRST SECTION REAR, terminal_type: TAB, SOLDER LUG, thread_length: 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN, shaft_diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-515-3046, 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
1044-001J 300
NSN: 4820-01-515-3046
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
shaft_typeROUND SINGLE ACTUATOR
shaft_length2.094 INCHES NOMINAL SINGLE ACTUATOR IN
pole_quantity1 FIRST SECTION REAR
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity8 FIRST SECTION REAR
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
nominal_thread_size0.375 INCHES SINGLE MOUNTING FACILITY IN
contact_switching_actionMAKES BEFORE BREAKS, BREAKS BEFORE MAKES FIRST SECTION FRONT
thread_series_designatorUNEF SINGLE MOUNTING FACILITY
contact_load_current_rating0.3 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
NSN4820-01-515-3046
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1044-001J 300 · 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
1044-001J 3.00INReference document
Same NSN cross-reference
Reference document — Secondary reference
138554Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1044-001J 300?
1044-001J 300 is a VALVE,STOP-CHECK.
What parts can replace 1044-001J 300?
There are 2 known substitutes for 1044-001J 300: 1044-001J 3.00IN, 138554. Substitute compatibility should be verified for your specific system.
What is the NSN for 1044-001J 300?
1044-001J 300 is cataloged in the U.S. Government catalog under NSN 4820-01-515-3046. This indicates validated use in U.S. government and defense supply chains.
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