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PartsTable / COMPONENT / PLBC10-1 ITEM 3
PLBC10-1 ITEM 3 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010, gear_type: WORM, design_type: SINGLE REDUCTION, head_height: 0.094 INCHES NOMINAL IN, total_ratio: 45.0 TO 1, overall_height: 0.406 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-475-2231, 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
PLBC10-1 ITEM 3
NSN: 4820-01-475-2231
FSC: 4820
CAGE: 91816 — CIRCOR AEROSPACE, INC. DBA CIRCOR AEROSPACE INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010
gear_typeWORM
design_typeSINGLE REDUCTION
head_height0.094 INCHES NOMINAL IN
total_ratio45.0 TO 1
overall_height0.406 INCHES NOMINAL IN
prong_quantity12
style_designatorSTANDARD
surface_treatmentCADMIUM OR ZINC
head_outside_diameter1.641 INCHES NOMINAL IN
prong_outside_diameter1.525 INCHES NOMINAL IN
end_item_identificationTARAWA CLASS LHA
NSN4820-01-475-2231
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: PLBC10-1 ITEM 3 · 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 5
45155Interchangeable
interchangeable cross-reference
interchangeable
83708Interchangeable
interchangeable cross-reference
interchangeable
NAS-451-55Interchangeable
interchangeable cross-reference
interchangeable
94-NNS101-HInterchangeable
interchangeable cross-reference
interchangeable
94-NNS101-H-A8-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PLBC10-1 ITEM 3?
PLBC10-1 ITEM 3 is a SEAT,VALVE.
What parts can replace PLBC10-1 ITEM 3?
There are 5 known substitutes for PLBC10-1 ITEM 3: 45155, 83708, NAS-451-55 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PLBC10-1 ITEM 3?
PLBC10-1 ITEM 3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-475-2231. 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