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PartsTable / COMPONENT / 54-131F-6INBRZ
54-131F-6INBRZ ✓ 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 VALVE,LIFT-CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, valve_size: 6.000 INCHES IN, bonnet_type: INSIDE SPRING, flange_shape: ROUND ALL ENDS, connection_type: FLANGE ALL ENDS, special_features: SCUPPER VALVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-446-2631, 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
54-131F-6INBRZ
NSN: 4820-01-446-2631
FSC: 4820
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
valve_size6.000 INCHES IN
bonnet_typeINSIDE SPRING
flange_shapeROUND ALL ENDS
connection_typeFLANGE ALL ENDS
special_featuresSCUPPER VALVE
style_designatorSTRAIGHT THRU FLANGED ENDS
mounting_facilityBRACKET(S)
mounting_positionHORIZONTAL
flange_face_designPLAIN ALL ENDS
valve_operation_methodMANUAL
end_item_identificationWASP CLASS LHD
NSN4820-01-446-2631
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 54-131F-6INBRZ · 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
•
VALVE OPERATION METHOD: MANUAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE SEAT
•
FLANGE SHAPE: ROUND ALL ENDS
•
MATERIAL: COPPER ALLOY BODY
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
NOMINAL OUTSIDE DIAMETER: 11.000 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODMANUAL
SPECIAL FEATURESSCUPPER VALVE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE SEAT
FLANGE SHAPEROUND ALL ENDS
MATERIALCOPPER ALLOY BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
NOMINAL OUTSIDE DIAMETER11.000 INCHES ALL ENDS IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
CONNECTION TYPEFLANGE ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
16A71Interchangeable
interchangeable cross-reference
interchangeable
4240Interchangeable
interchangeable cross-reference
interchangeable
4240AInterchangeable
interchangeable cross-reference
interchangeable
Y-399-AInterchangeable
interchangeable cross-reference
interchangeable
8050WTInterchangeable
interchangeable cross-reference
interchangeable
60C2548Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 54-131F-6INBRZ?
54-131F-6INBRZ is a VALVE,LIFT-CHECK.
What parts can replace 54-131F-6INBRZ?
There are 14 known substitutes for 54-131F-6INBRZ: 16A71, 4240, 4240A and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 54-131F-6INBRZ?
54-131F-6INBRZ is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-446-2631. 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