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3C231PB-1A-LNT — BEARING,BALL,ANNULAR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3C231PB-1A-LNT: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: PLAIN (TUBE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-191-8286, 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
3C231PB-1A-LNT
NSN: 4820-01-191-8286
FSC: 4820 — Valves, Nonpowered
CAGE: 32142 — HYDRASEARCH COMPANY, LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_stylePLAIN (TUBE) ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
mounting_positionHORIZONTAL OR VERTICAL
disk_loading_methodSPRING
flow_control_devicePOPPET
nominal_thread_size1.188 INCHES ALL ENDS IN
valve_operation_methodAUTOMATIC
thread_quantity_per_inch12 ALL ENDS
NSN4820-01-191-8286
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3C231PB-1A-LNT · 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: POPPET
•
CONNECTION STYLE: PLAIN (TUBE) ALL ENDS
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 1.188 INCHES ALL ENDS IN
•
DISK LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
MOUNTING POSITIONHORIZONTAL OR VERTICAL
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE1.188 INCHES ALL ENDS IN
DISK LOADING METHODSPRING
THREAD CLASS2A ALL ENDS A
THREAD QUANTITY PER INCH12 ALL ENDS
SUBSTITUTES & CROSS-REFERENCES 1
C-54495Reference 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 3C231PB-1A-LNT?
3C231PB-1A-LNT is a BEARING,BALL,ANNULAR.
What parts can replace 3C231PB-1A-LNT?
There is 1 known substitute for 3C231PB-1A-LNT: C-54495. Substitute compatibility should be verified for your specific system.
What is the NSN for 3C231PB-1A-LNT?
3C231PB-1A-LNT is cataloged in the U.S. Government catalog under NSN 4820-01-191-8286. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.