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Technical Data Sheet
PartsTable / COMPONENT / 21370-001
21370-001 ✓ 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 ASSEMBLY is a the manufacturer industrial component. Key specifications include special_features: PRESS OPER: 3000 PSIG: PROOF; 4500 PSIG; BURST; 7500 PSIG, end_item_identification: VALVE ASSY, SIZE 3. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-501-9109, 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
21370-001
NSN: 4820-01-501-9109
FSC: 4820
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
special_featuresPRESS OPER: 3000 PSIG: PROOF; 4500 PSIG; BURST; 7500 PSIG
end_item_identificationVALVE ASSY, SIZE 3
NSN4820-01-501-9109
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21370-001 · 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
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONVALVE ASSY, SIZE 3
SPECIAL FEATURESPRESS OPER: 3000 PSIG: PROOF; 4500 PSIG; BURST; 7500 PSIG
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
EP 101424Interchangeable
interchangeable cross-reference
interchangeable
MS17795-106Interchangeable
interchangeable cross-reference
interchangeable
P64-12Interchangeable
interchangeable cross-reference
interchangeable
A063182Interchangeable
interchangeable cross-reference
interchangeable
21370Interchangeable
interchangeable cross-reference
interchangeable
E80588MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21370-001?
21370-001 is a VALVE ASSEMBLY.
What parts can replace 21370-001?
There are 9 known substitutes for 21370-001: EP 101424, MS17795-106, P64-12 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21370-001?
21370-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-501-9109. 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