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Technical Data Sheet
PartsTable / COMPONENT / 52012-851-1
52012-851-1 ✓ 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

SLEEVE,DIRECTIONAL CONTROL LINEA. Key specifications include end_item_identification: VALVE ON/OFF BYPASS 3000PSI GSKT MNT ALUM, part_name_assigned_by_controlling_agency: AIR VEH FLYAWAY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-01-477-1902, 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
52012-851-1
NSN: 4810-01-477-1902
FSC: 4810
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
end_item_identificationVALVE ON/OFF BYPASS 3000PSI GSKT MNT ALUM
part_name_assigned_by_controlling_agencyAIR VEH FLYAWAY
NSN4810-01-477-1902
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 52012-851-1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
52126Interchangeable
interchangeable cross-reference
interchangeable
54056Interchangeable
interchangeable cross-reference
interchangeable
FS7458S1Interchangeable
interchangeable cross-reference
interchangeable
K23512689Interchangeable
interchangeable cross-reference
interchangeable
23512689Interchangeable
interchangeable cross-reference
interchangeable
4981A500091-1 ITEM 75Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 52012-851-1?
52012-851-1 is a SLEEVE,DIRECTIONAL CONTROL LINEA.
What parts can replace 52012-851-1?
There are 12 known substitutes for 52012-851-1: 52126, 54056, FS7458S1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 52012-851-1?
52012-851-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-01-477-1902. 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