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Technical Data Sheet
PartsTable / COMPONENT / 12165-401
12165-401 ✓ 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 DECK BOX OPERATOR,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING AND COPPER ALLOY, features_provided: INDICATOR MARKINGS AND NON-MAGNETIC, mounting_facility: FLANGE, output_shaft_diameter: 1.500 INCHES NOMINAL IN, end_item_identification: NON MAGNETIC DECK BOX ASSEMBLY (WITH BOLTING FLANGE), mounting_flange_diameter: 7.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-656-8116, 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
12165-401
NSN: 4820-01-656-8116
FSC: 4820
CAGE: 72166 — B.W. ELLIOTT MANUFACTURING CO., LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING AND COPPER ALLOY
features_providedINDICATOR MARKINGS AND NON-MAGNETIC
mounting_facilityFLANGE
output_shaft_diameter1.500 INCHES NOMINAL IN
end_item_identificationNON MAGNETIC DECK BOX ASSEMBLY (WITH BOLTING FLANGE)
mounting_flange_diameter7.000 INCHES NOMINAL IN
flange_bolt_hole_diameter0.312 INCHES NOMINAL IN
mechanical_connection_typeFLEXIBLE SHAFT
accommodated_shaft_diameter0.750 INCHES NOMINAL IN
furnished_items_and_quantity1 COVER W/CHAIN
mounting_flange_bolt_hole_quantity10
part_name_assigned_by_controlling_agencyDECK BOX, NMAG BOLTING, FLG, .75FS
NSN4820-01-656-8116
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 12165-401 · 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
•
MOUNTING FLANGE DIAMETER: 7.000 INCHES NOMINAL IN
•
MOUNTING FLANGE BOLT HOLE QUANTITY: 10
•
MECHANICAL CONNECTION TYPE: FLEXIBLE SHAFT
•
OUTPUT SHAFT DIAMETER: 1.500 INCHES NOMINAL IN
•
FURNISHED ITEMS AND QUANTITY: 1 COVER W/CHAIN
•
FLANGE BOLT HOLE DIAMETER: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONNON MAGNETIC DECK BOX ASSEMBLY (WITH BOLTING FLANGE)
MOUNTING FLANGE DIAMETER7.000 INCHES NOMINAL IN
MOUNTING FLANGE BOLT HOLE QUANTITY10
MECHANICAL CONNECTION TYPEFLEXIBLE SHAFT
OUTPUT SHAFT DIAMETER1.500 INCHES NOMINAL IN
FURNISHED ITEMS AND QUANTITY1 COVER W/CHAIN
FLANGE BOLT HOLE DIAMETER0.312 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYDECK BOX, NMAG BOLTING, FLG, .75FS
ACCOMMODATED SHAFT DIAMETER0.750 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING AND COPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
WN103Interchangeable
interchangeable cross-reference
interchangeable
12165Interchangeable
interchangeable cross-reference
interchangeable
H2195-1073-68Interchangeable
interchangeable cross-reference
interchangeable
123043Interchangeable
interchangeable cross-reference
interchangeable
C57175Interchangeable
interchangeable cross-reference
interchangeable
7374785Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12165-401?
12165-401 is a DECK BOX OPERATOR,VALVE.
What parts can replace 12165-401?
There are 14 known substitutes for 12165-401: WN103, 12165, H2195-1073-68 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12165-401?
12165-401 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-656-8116. 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