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4900175 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4900175: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 0.7292 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-377-6727, 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
4900175
NSN: 4820-01-377-6727
FSC: 4820 — Valves, Nonpowered
CAGE: 79318 — MEGGITT NORTH HOLLYWOOD INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
pitch_diameter0.7292 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity70
style_designatorPROTRUDING HUB
attachment_methodCLAMP
surface_treatmentANODIZE OVERALL
face_nominal_width0.062 INCHES IN
backlash_designationGRADE C
NSN4820-01-377-6727
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4900175 · 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
10124730Reference document
Same NSN cross-reference
Reference document — Informative reference only
3D00371311Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 4900175?
4900175 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What parts can replace 4900175?
There are 2 known substitutes for 4900175: 10124730, 3D00371311. Substitute compatibility should be verified for your specific system.
What is the NSN for 4900175?
4900175 is cataloged in the U.S. Government catalog under NSN 4820-01-377-6727. This indicates validated use in U.S. government and defense supply chains.
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