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PartsTable / COMPONENT / A6790-021-127
A6790-021-127 ✓ 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 special_features: CLEAN IN ACCORDANCE WITH MIL-STD-1330D, end_item_identification: RELF VALVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-056-1669, 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
A6790-021-127
NSN: 4820-01-056-1669
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
special_featuresCLEAN IN ACCORDANCE WITH MIL-STD-1330D
end_item_identificationRELF VALVE
NSN4820-01-056-1669
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A6790-021-127 · 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 IDENTIFICATIONSHIP OHIO CLASS SSN (TRIDENT); COMBAT SYSTEM SUPPORT EQUIPMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
MIL-V-20065Interchangeable
interchangeable cross-reference
interchangeable
20257 FIND 11Interchangeable
interchangeable cross-reference
interchangeable
06790021127Interchangeable
interchangeable cross-reference
interchangeable
A6790.021.127Interchangeable
interchangeable cross-reference
interchangeable
20202PC14Interchangeable
interchangeable cross-reference
interchangeable
8538 PC 50Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A6790-021-127?
A6790-021-127 is a STEM,FLUID VALVE.
What parts can replace A6790-021-127?
There are 10 known substitutes for A6790-021-127: MIL-V-20065, 20257 FIND 11, 06790021127 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A6790-021-127?
A6790-021-127 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-056-1669. 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