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Technical Data Sheet
PartsTable / MRO / 28483
28483 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 GEAR ASSY is a the manufacturer industrial component. Key specifications include material: FIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC BODY, hole_diameter: 0.560 INCHES NOMINAL IN, overall_height: 1.491 INCHES NOMINAL IN, shank_diameter: 0.280 INCHES NOMINAL IN, performance_type: STANDARD CAPACITY, style_designator: COG OR NOTCHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-368-9478, 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
MRO→ MRO_GENERAL→ 28483
NSN: 4820-00-368-9478
FSC: 4820
CAGE: 99643 — EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
materialFIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC BODY
hole_diameter0.560 INCHES NOMINAL IN
overall_height1.491 INCHES NOMINAL IN
shank_diameter0.280 INCHES NOMINAL IN
performance_typeSTANDARD CAPACITY
style_designatorCOG OR NOTCHED
cross-sectional_sizeSAE 7/8
strengthening_featureSYNTHETIC CORD
peripheral_shape_styleRECTANGLE, ONE CENTER HOLE
cross-sectional_shape_styleRECESS, SAME SHAPE AS THE PERIPHERY
mounting_opening_shape_styleUNTHREADED HOLE
nominal_effective_outside_length48.000 INCHES IN
NSN4820-00-368-9478
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 28483 · 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
•
MATERIAL: PLASTIC
•
SHANK DIAMETER: 0.280 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC
SHANK DIAMETER0.280 INCHES NOMINAL IN
OVERALL HEIGHT1.491 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
28483Interchangeable
interchangeable cross-reference
interchangeable
430687-1Interchangeable
interchangeable cross-reference
interchangeable
430687Interchangeable
interchangeable cross-reference
interchangeable
79-28475 ITEM 10Interchangeable
interchangeable cross-reference
interchangeable
960826Interchangeable
interchangeable cross-reference
interchangeable
4-5228Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28483?
28483 is a GEAR ASSY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 28483?
There are 6 known substitutes for 28483: 28483, 430687-1, 430687 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28483?
28483 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-368-9478. 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