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20200MM41M — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20200MM41M: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, valve_size: 1.500 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, nominal_thickness: 0.812 INCHES ALL ENDS IN, bolt_hole_quantity: 6 ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-192-4348, 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
20200MM41M
NSN: 4820-01-192-4348
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
valve_size1.500 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
nominal_thickness0.812 INCHES ALL ENDS IN
bolt_hole_quantity6 ALL ENDS
flange_face_designPLAIN ALL ENDS
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
bolt_hole_nominal_diameter0.562 INCHES ALL ENDS IN
bolt_circle_nominal_diameter3.312 INCHES ALL ENDS IN
first_connection_face_to_centerline_distance4.750 INCHES IN
NSN4820-01-192-4348
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20200MM41M · 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
•
FLOW CONTROL DEVICE: DISK
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: PLAIN ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 3.312 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
BOLT HOLE NOMINAL DIAMETER: 0.562 INCHES ALL ENDS IN
•
VALVE SIZE: 1.500 INCHES IN
•
SECOND CONNECTION FACE TO CENTERLINE DISTANCE: 4.750 INCHES IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.312 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS IN
VALVE SIZE1.500 INCHES IN
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.750 INCHES IN
BOLT HOLE QUANTITY6 ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.750 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 3
8558Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
20200Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
E8558M41MReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20200MM41M?
20200MM41M is a VALVE,SAFETY RELIEF.
What parts can replace 20200MM41M?
There are 3 known substitutes for 20200MM41M: 8558, 20200, E8558M41M. Substitute compatibility should be verified for your specific system.
What is the NSN for 20200MM41M?
20200MM41M is cataloged in the U.S. Government catalog under NSN 4820-01-192-4348. This indicates validated use in U.S. government and defense supply chains.
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