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Technical Data Sheet
PartsTable / COMPONENT / 6535-2
6535-2 ✓ 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 PUMP,AXIAL PISTONS is a the manufacturer industrial component. Key specifications include end_item_identification: BOILER INSPECTION DEVICE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-730-6279, 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
6535-2
NSN: 4820-00-730-6279
FSC: 4820
CAGE: 16004 — DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC (USA)
SPECIFICATIONS
special_features1.3750 IN DIA X 35 IN LONG; CONTAINS A MALE COUPLING ON ONE END, WHICH WILL INTERFACE WITH EITHER THE EYEPIECE SECTION ON THE EXTENDER SECTION IN
end_item_identificationBOILER INSPECTION DEVICE
NSN4820-00-730-6279
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6535-2 · 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
•
VALVE OPERATION METHOD: MANUAL
•
OPERATING PRESSURE: 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
•
MATERIAL: STEEL BODY
•
NOMINAL THREAD SIZE: 0.750 INCHES ALL ENDS IN
•
STYLE DESIGNATOR: STRAIGHT THRU
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODMANUAL
OPERATING PRESSURE4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD SERIES DESIGNATORNPT ALL ENDS
SPECIAL FEATURESGRUMMAN,A10 AIRCRAFT
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MATERIALSTEEL BODY
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS IN
STYLE DESIGNATORSTRAIGHT THRU
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
MATERIALPLASTIC POLYAMIDE NYLON SEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
65664-09803-101Interchangeable
interchangeable cross-reference
interchangeable
65352Interchangeable
interchangeable cross-reference
interchangeable
N764799Interchangeable
interchangeable cross-reference
interchangeable
MMM680SH2Interchangeable
interchangeable cross-reference
interchangeable
680-9-SIGN HEREInterchangeable
interchangeable cross-reference
interchangeable
61420-2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6535-2?
6535-2 is a PUMP,AXIAL PISTONS.
What parts can replace 6535-2?
There are 6 known substitutes for 6535-2: 65664-09803-101, 65352, N764799 and 3 more. Substitute compatibility should be verified for your specific system.
Is 6535-2 still available?
6535-2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026