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312-098-72 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

312-098-72: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.282 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 2.750 INCHES NOMINAL IN, style_designator: THREADED FLANGED, nominal_thread_size: 2.500 INCHES SINGLE THREADED PORTION IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-429-5411, 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
312-098-72
NSN: 4820-01-429-5411
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.282 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter2.750 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
nominal_thread_size2.500 INCHES SINGLE THREADED PORTION IN
under_flange_height0.688 INCHES NOMINAL IN
body_inside_diameter2.016 INCHES NOMINAL IN
seating_surface_shapeFLAT
thread_quantity_per_inchA14 SINGLE THREADED PORTION
thread_series_designatorUNS SINGLE THREADED PORTION
flange_seat_to_disk_end_height0.125 INCHES NOMINAL IN
NSN4820-01-429-5411
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 312-098-72 · 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
SUBSTITUTES & CROSS-REFERENCES 2
N-732 ITEM 4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
N-732Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 312-098-72?
312-098-72 is a DISK,VALVE.
What parts can replace 312-098-72?
There are 2 known substitutes for 312-098-72: N-732 ITEM 4, N-732. Substitute compatibility should be verified for your specific system.
What is the NSN for 312-098-72?
312-098-72 is cataloged in the U.S. Government catalog under NSN 4820-01-429-5411. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.