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Technical Data Sheet
PartsTable / COMPONENT / 6873VA
6873VA ✓ 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 unit_type: COAXIAL LINE, overall_width: 3.400 INCHES NOMINAL IN, overall_height: 2.358 INCHES NOMINAL IN, overall_length: 5.570 INCHES NOMINAL IN, special_features: COUPLING RANGE 45 TO 60 DB,CW POWER RATING 250 WATTS,INSERTION LOSS 0.2 DB MAX DB, radio_frequency_rating: 225.0 MEGAHERTZ MINIMUM AND 400.0 MEGAHERTZ MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-064-4357, 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
6873VA
NSN: 4820-00-064-4357
FSC: 4820
CAGE: 86185 — MCCANNA INC DBA MARPAC INC (USA)
SPECIFICATIONS
unit_typeCOAXIAL LINE
overall_width3.400 INCHES NOMINAL IN
overall_height2.358 INCHES NOMINAL IN
overall_length5.570 INCHES NOMINAL IN
special_featuresCOUPLING RANGE 45 TO 60 DB,CW POWER RATING 250 WATTS,INSERTION LOSS 0.2 DB MAX DB
component_quantity9
radio_frequency_rating225.0 MEGAHERTZ MINIMUM AND 400.0 MEGAHERTZ MAXIMUM
unpackaged_unit_weight18.500 OUNCES NOMINAL OZ
end_item_identificationBOAT,INFLATABLE; 1940-01-262-3993
nonsupply_items_and_quantitiesLEAD,IGNITION,ENGINE 8; INSTRUCTION SHEET 1
NSN4820-00-064-4357
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6873VA · 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 14
6873WInterchangeable
interchangeable cross-reference
interchangeable
6873Interchangeable
interchangeable cross-reference
interchangeable
6873WAInterchangeable
interchangeable cross-reference
interchangeable
177923PC11Interchangeable
interchangeable cross-reference
interchangeable
24-533Interchangeable
interchangeable cross-reference
interchangeable
DA6873Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6873VA?
6873VA is a SEAT,VALVE.
What parts can replace 6873VA?
There are 14 known substitutes for 6873VA: 6873W, 6873, 6873WA and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6873VA?
6873VA is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-064-4357. 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