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745-240339 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

745-240339: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include overall_width: 1.875 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, overall_height: 1.437 INCHES NOMINAL IN, overall_length: 2.312 INCHES NOMINAL IN, basic_shape_style: RECTANGULAR OR SQUARE, installation_design: MECHANICAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-117-9103, 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
745-240339
NSN: 4820-00-117-9103
FSC: 4820 — Valves, Nonpowered
CAGE: 89619 — MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS DIV LEHIGH VALLEY OPERATIONS (USA)
SPECIFICATIONS
overall_width1.875 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height1.437 INCHES NOMINAL IN
overall_length2.312 INCHES NOMINAL IN
basic_shape_styleRECTANGULAR OR SQUARE
installation_designMECHANICAL
average_life_measurementNOT RATED
environmental_protectionMOISTURE PROOF
circuit_construction_typeSOLID STATE
impedance_rating_per_channel50.000 OHMS OUTPUT CHANNEL AND 5.000 MEGOHMS INPUT CHANNEL
signal_data_type_per_channelINPUT CHANNEL SERVO AND OUTPUT CHANNEL RANGE
average_power_rating_per_channel16.0 WATTS OUTPUT
NSN4820-00-117-9103
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 745-240339 · 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 4
9030277Reference document
Same NSN cross-reference
Reference document — Secondary reference
K-500-CH-1497Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
69457Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
L31532Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 745-240339?
745-240339 is a STEM,FLUID VALVE.
What parts can replace 745-240339?
There are 4 known substitutes for 745-240339: 9030277, K-500-CH-1497, 69457 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 745-240339?
745-240339 is cataloged in the U.S. Government catalog under NSN 4820-00-117-9103. 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.