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533659 — VALVE,FLOAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

533659: VALVE,FLOAT.

The VALVE,FLOAT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, bonnet_type: PACKING RETAINING, special_features: VALVE SIZE 2.500 IN. IN, style_designator: STRAIGHT THRU, flow_control_device: DISK, valve_operation_method: HYDRAULIC.

This part is cataloged in the U.S. Government catalog under NSN 4820-00-907-7373, 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
533659
NSN: 4820-00-907-7373
FSC: 4820 — Valves, Nonpowered
CAGE: 23382 — FWD SEAGRAVE HOLDINGS LP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
bonnet_typePACKING RETAINING
special_featuresVALVE SIZE 2.500 IN. IN
style_designatorSTRAIGHT THRU
flow_control_deviceDISK
valve_operation_methodHYDRAULIC
NSN4820-00-907-7373
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 533659 · 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
•
FLOW CONTROL DEVICE: DISK
•
STYLE DESIGNATOR: STRAIGHT THRU
•
BONNET TYPE: PACKING RETAINING
•
MATERIAL: COPPER ALLOY OVERALL
•
VALVE OPERATION METHOD: HYDRAULIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
STYLE DESIGNATORSTRAIGHT THRU
BONNET TYPEPACKING RETAINING
SPECIAL FEATURESVALVE SIZE 2.500 IN. IN
MATERIALCOPPER ALLOY OVERALL
VALVE OPERATION METHODHYDRAULIC
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
21452B-A68041Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 533659?
533659 is a VALVE,FLOAT.
What parts can replace 533659?
There is 1 known substitute for 533659: 21452B-A68041. Substitute compatibility should be verified for your specific system.
What is the NSN for 533659?
533659 is cataloged in the U.S. Government catalog under NSN 4820-00-907-7373. 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.