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Technical Data Sheet
PartsTable / COMPONENT / 7744609
7744609 ✓ 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 material: STEEL OVERALL, flange_diameter: 2.684 INCHES MINIMUM AND 2.688 INCHES MAXIMUM IN, style_designator: PLAIN FLANGED, under_flange_height: 0.440 INCHES NOMINAL IN, body_inside_diameter: 2.057 INCHES MINIMUM AND 2.067 INCHES MAXIMUM IN, body_outside_diameter: 2.165 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 4820-00-774-4609, 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
7744609
NSN: 4820-00-774-4609
FSC: 4820
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter2.684 INCHES MINIMUM AND 2.688 INCHES MAXIMUM IN
style_designatorPLAIN FLANGED
under_flange_height0.440 INCHES NOMINAL IN
body_inside_diameter2.057 INCHES MINIMUM AND 2.067 INCHES MAXIMUM IN
body_outside_diameter2.165 INCHES NOMINAL IN
seating_surface_shapeFLAT
end_item_identificationGUN SP; MODEL NOS. M42 AND M42A1,NSNS 2350-00-796-8000 AND 2350-00-049-4791
flange_seat_to_disk_end_height0.310 INCHES NOMINAL IN
NSN4820-00-774-4609
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7744609 · 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
•
SEATING SURFACE SHAPE: FLAT
•
FLANGE SEAT TO DISK END HEIGHT: 0.310 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 2.057 INCHES MINIMUM AND 2.067 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL: STEEL OVERALL
•
BODY OUTSIDE DIAMETER: 2.165 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.684 INCHES MINIMUM AND 2.688 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SEATING SURFACE SHAPEFLAT
FLANGE SEAT TO DISK END HEIGHT0.310 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.057 INCHES MINIMUM AND 2.067 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN FLANGED
END ITEM IDENTIFICATIONGUN SP; MODEL NOS. M42 AND M42A1,NSNS 2350-00-796-8000 AND 2350-00-049-4791
MATERIALSTEEL OVERALL
BODY OUTSIDE DIAMETER2.165 INCHES NOMINAL IN
FLANGE DIAMETER2.684 INCHES MINIMUM AND 2.688 INCHES MAXIMUM IN
UNDER FLANGE HEIGHT0.440 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
9-300036Interchangeable
interchangeable cross-reference
interchangeable
300036Interchangeable
interchangeable cross-reference
interchangeable
SB3036Interchangeable
interchangeable cross-reference
interchangeable
2463441Interchangeable
interchangeable cross-reference
interchangeable
91Interchangeable
interchangeable cross-reference
interchangeable
TO 02463441Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7744609?
7744609 is a SEAT,VALVE.
What parts can replace 7744609?
There are 15 known substitutes for 7744609: 9-300036, 300036, SB3036 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7744609?
7744609 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-774-4609. 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