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MC-RN-20F — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

MC-RN-20F: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include flange_shape: ROUND FIRST END, thread_class: 3B THIRD END, connection_type: FLANGE FIRST END, thread_direction: RIGHT-HAND THIRD END, mounting_position: VERTICAL, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-318-4737, 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
MC-RN-20F
NSN: 4820-01-318-4737
FSC: 4820 — Valves, Nonpowered
CAGE: 77521 — BOSCH AUTOMATION TECHNOLOGY (USA)
SPECIFICATIONS
flange_shapeROUND FIRST END
thread_class3B THIRD END
connection_typeFLANGE FIRST END
thread_directionRIGHT-HAND THIRD END
mounting_positionVERTICAL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.125 INCHES SECOND END IN
supplementary_featuresFLOW CONTROL DEVICE: SPOOL
media_for_which_designedHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
thread_quantity_per_inch12 THIRD END
thread_series_designatorUN THIRD END
NSN4820-01-318-4737
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MC-RN-20F · 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
KEY FEATURES
•
FLANGE SHAPE: ROUND FIRST END
•
MOUNTING POSITION: VERTICAL
•
SUPPLEMENTARY FEATURES: FLOW CONTROL DEVICE: SPOOL
•
CONNECTION TYPE: THREADED INTERNAL PIPE SECOND END
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
THREAD DIRECTION: RIGHT-HAND SECOND END
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND FIRST END
MOUNTING POSITIONVERTICAL
SUPPLEMENTARY FEATURESFLOW CONTROL DEVICE: SPOOL
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
CONNECTION TYPEFLANGE FIRST END
CONNECTION TYPETHREADED INTERNAL TUBE THIRD END
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND THIRD END
NOMINAL THREAD SIZE0.125 INCHES SECOND END IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 2
MMB-100-SAGS-85AReference document
Same NSN cross-reference
Reference document — Secondary reference
MMB-100-SAGS-85Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 MC-RN-20F?
MC-RN-20F is a VALVE,CHECK.
What parts can replace MC-RN-20F?
There are 2 known substitutes for MC-RN-20F: MMB-100-SAGS-85A, MMB-100-SAGS-85. Substitute compatibility should be verified for your specific system.
What is the NSN for MC-RN-20F?
MC-RN-20F is cataloged in the U.S. Government catalog under NSN 4820-01-318-4737. This indicates validated use in U.S. government and defense supply chains.
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