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PartsTable / COMPONENT / B12071-1
B12071-1 ✓ 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, stem_actuating_end_type: THREADED INTERNALLY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-371-1439, 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
B12071-1
NSN: 4820-01-371-1439
FSC: 4820
CAGE: 04577 — MISSION SYSTEMS ORCHARD PARK INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
stem_actuating_end_typeTHREADED INTERNALLY
NSN4820-01-371-1439
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B12071-1 · 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
•
STEM ACTUATING END TYPE: THREADED INTERNALLY
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS (FLIS)
STEM ACTUATING END TYPETHREADED INTERNALLY
MATERIALSTEEL CORROSION RESISTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
B1207-1Interchangeable
interchangeable cross-reference
interchangeable
018125FInterchangeable
interchangeable cross-reference
interchangeable
B12071-0500Interchangeable
interchangeable cross-reference
interchangeable
GSN/B12071 0500Interchangeable
interchangeable cross-reference
interchangeable
MMU B12071 0300Interchangeable
interchangeable cross-reference
interchangeable
B12071-0300Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B12071-1?
B12071-1 is a STEM,FLUID VALVE.
What parts can replace B12071-1?
There are 12 known substitutes for B12071-1: B1207-1, 018125F, B12071-0500 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B12071-1?
B12071-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-371-1439. 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