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640-64 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
Hama · GATE VALVE
PRODUCT OVERVIEW

640-64: VALVE,LINEAR,DIRECTIONAL CONTROL.

- wooden frame - including prepunched passepartouts - round ground, quality washed glass - precision mitring - living character for a unique atmosphere. Key specifications include material: STEEL OVERALL, thread_length: 1.375 INCHES NOMINAL IN, overall_length: 3.250 INCHES NOMINAL IN, shank_diameter: 0.750 INCHES NOMINAL IN, style_designator: STRAIGHT FLUTE, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-525-4397, 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
640-64
NSN: 4820-00-525-4397
NIINs: 005254397, 016097933, 017293963, 017333876
FSC: 4820 — Valves, Nonpowered
CAGE: 96606 — AMERICAN COLEMAN COMPANY, THE DBA METRO CROWN INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_length1.375 INCHES NOMINAL IN
flute_quantity5
overall_length3.250 INCHES NOMINAL IN
shank_diameter0.750 INCHES NOMINAL IN
style_designatorSTRAIGHT FLUTE
thread_directionRIGHT-HAND
thread_structureREGULAR
starting_chamfer_typePLUG
thread_forming_methodGROUND
specification/standard_data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
thread_size_and_series/type_designator0.750-18 NPTF
NSN4820-00-525-4397
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 640-64 · Hama ⚠ 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSPRING ACTUATED W/4 THD PORTS TOP SIDE;PART OF REAR STEERING ASSEMBLY
END ITEM IDENTIFICATIONROTARY SNOW PLOW; AMERICAN COLEMAN CO. MODEL CR1500H
SUBSTITUTES & CROSS-REFERENCES 1
09-640-64Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 640-64?
640-64 is a VALVE,LINEAR,DIRECTIONAL CONTROL manufactured by Hama.
What parts can replace 640-64?
There is 1 known substitute for 640-64: 09-640-64. Substitute compatibility should be verified for your specific system.
What is the NSN for 640-64?
640-64 is cataloged in the U.S. Government catalog under NSN 4820-00-525-4397. 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.