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PartsTable / COMPONENT / 18828-1
18828-1 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 1.2160 INCHES NOMINAL IN, bore_diameter: 1.6250 INCHES NOMINAL IN, document_type: PARTS LIST, end_item_name: VALVE, document_source: 73030. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-075-6644, 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
18828-1
NSN: 4810-00-075-6644
FSC: 4810
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.2160 INCHES NOMINAL IN
bore_diameter1.6250 INCHES NOMINAL IN
document_typePARTS LIST
end_item_nameVALVE
document_source73030
end_item_source73030
style_designatorNORMAL ANGLE
component_quantity56
cone_corner_radius0.1406 INCHES NOMINAL IN
end_item_identificationAIRCRAFT LANDING GEAR
component_document_originINDUSTRIAL
NSN4810-00-075-6644
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18828-1 · 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
KEY FEATURES
•
END ITEM SOURCE: 73030
•
COMPONENT QUANTITY: 56
•
COMPONENT DOCUMENT PAGE NUMBER: 1
•
DOCUMENT SOURCE: 73030
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
DOCUMENT TYPE: PARTS LIST
•
END ITEM NAME: VALVE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM SOURCE73030
COMPONENT QUANTITY56
COMPONENT DOCUMENT PAGE NUMBER1
DOCUMENT SOURCE73030
END ITEM IDENTIFICATION4810-00-922-9557
COMPONENT DOCUMENT ORIGININDUSTRIAL
DOCUMENT TYPEPARTS LIST
END ITEM NAMEVALVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
3577Interchangeable
interchangeable cross-reference
interchangeable
3577TIMInterchangeable
interchangeable cross-reference
interchangeable
188281Interchangeable
interchangeable cross-reference
interchangeable
18828Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18828-1?
18828-1 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 18828-1?
There are 4 known substitutes for 18828-1: 3577, 3577TIM, 188281 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 18828-1?
18828-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-075-6644. 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