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N64741 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

N64741: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.025 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.150 INCHES NOMINAL IN, thread_length: 0.050 INCHES MINIMUM IN, fastener_length: 0.070 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-211-5591, 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
N64741
NSN: 4820-01-211-5591
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.025 INCHES NOMINAL IN
thread_class3A A
head_diameter0.150 INCHES NOMINAL IN
thread_length0.050 INCHES MINIMUM IN
fastener_length0.070 INCHES NOMINAL IN
hardness_rating95.5 ROCKWELL B NOMINAL
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.060 INCHES IN
thread_quantity_per_inch80
thread_series_designatorUNF
NSN4820-01-211-5591
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N64741 · 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 3
26799NReference document
Same NSN cross-reference
Reference document — Drawing number reference only
64741Reference document
Same NSN cross-reference
Reference document — Secondary reference
26799N ITEM 31Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N64741?
N64741 is a DISK,VALVE.
What parts can replace N64741?
There are 3 known substitutes for N64741: 26799N, 64741, 26799N ITEM 31. Substitute compatibility should be verified for your specific system.
What is the NSN for N64741?
N64741 is cataloged in the U.S. Government catalog under NSN 4820-01-211-5591. 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.