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Technical Data Sheet
PartsTable / COMPONENT / 78584-1
78584-1 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL OVERALL, cone_width: 0.8640 INCHES NOMINAL IN, bore_diameter: 2.2500 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.1406 INCHES NOMINAL IN, end_item_identification: SPRING WASHER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-212-9971, 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
78584-1
NSN: 4820-01-212-9971
FSC: 4820
CAGE: 09790 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width0.8640 INCHES NOMINAL IN
bore_diameter2.2500 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.1406 INCHES NOMINAL IN
end_item_identificationSPRING WASHER
standard_tolerance_designationAFBMA CLASS 2
general_characteristics_item_description2 REQUIRED; 1.188 IN. OD; 0.109 IN. ID IN
part_name_assigned_by_controlling_agencyNUTS AND WASHERS
NSN4820-01-212-9971
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 78584-1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
387AInterchangeable
interchangeable cross-reference
interchangeable
45H403Interchangeable
interchangeable cross-reference
interchangeable
659714R91Interchangeable
interchangeable cross-reference
interchangeable
78584Interchangeable
interchangeable cross-reference
interchangeable
2155153Interchangeable
interchangeable cross-reference
interchangeable
WCDFInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 78584-1?
78584-1 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 78584-1?
There are 6 known substitutes for 78584-1: 387A, 45H403, 659714R91 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 78584-1?
78584-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-212-9971. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026