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PartsTable / COMPONENT / 6841ASSY M3548 AND MPL2271
6841ASSY M3548 AND MPL2271 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The CARTRIDGE,CHECK VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, bonnet_type: INSIDE SPRING, connection_type: UNTHREADED INTERNAL TUBE FIRST END, connection_style: PLAIN (TUBE) FIRST END, operation_method: HYDRAULIC, performance_type: LIGHT DUTY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-414-7235, 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
6841ASSY M3548 AND MPL2271
NSN: 4820-01-414-7235
FSC: 4820
CAGE: 22501 — HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
bonnet_typeINSIDE SPRING
connection_typeUNTHREADED INTERNAL TUBE FIRST END
connection_stylePLAIN (TUBE) FIRST END
operation_methodHYDRAULIC
performance_typeLIGHT DUTY
style_designatorSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
thread_directionRIGHT-HAND SECOND END
design_designationEPIDURAL
operating_pressure50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_devicePOPPET
nominal_thread_size0.250 INCHES SECOND END IN
NSN4820-01-414-7235
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6841ASSY M3548 AND MPL2271 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6841Interchangeable
interchangeable cross-reference
interchangeable
TO684-1Interchangeable
interchangeable cross-reference
interchangeable
7J04-34Interchangeable
interchangeable cross-reference
interchangeable
601578Interchangeable
interchangeable cross-reference
interchangeable
EX55566Interchangeable
interchangeable cross-reference
interchangeable
5735526Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6841ASSY M3548 AND MPL2271?
6841ASSY M3548 AND MPL2271 is a CARTRIDGE,CHECK VALVE.
What parts can replace 6841ASSY M3548 AND MPL2271?
There are 14 known substitutes for 6841ASSY M3548 AND MPL2271: 6841, TO684-1, 7J04-34 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6841ASSY M3548 AND MPL2271?
6841ASSY M3548 AND MPL2271 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-414-7235. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026