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Technical Data Sheet
PartsTable / MRO / 4959
4959 ✓ Verified by PartsTable
Zyxel · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The 4959 is a Zyxel industrial component. Key specifications include end_item_identification: BEEBE BROS AIR POWER WINCH MODEL NUMBER 9.5 RSJ AND 13.5 RSJ, general_characteristics_item_description: STEEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-255-5814, 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→ 4959
NSN: 6625-00-255-5814
FSC: 6625
CAGE: 07239 — AVO INTL (USA)
SPECIFICATIONS
end_item_identificationBEEBE BROS AIR POWER WINCH MODEL NUMBER 9.5 RSJ AND 13.5 RSJ
general_characteristics_item_descriptionSTEEL
NSN6625-00-255-5814
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Zyxel 4959 TITLE COMPONENT PN 4959 MFR Zyxel 4959
KEY FEATURES
•
MOUNTING HOLE DIAMETER: 0.150 INCHES NOMINAL IN
•
METER DEPTH BEHIND MOUNTING FLANGE: 2.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND FLUSH MTG
•
MOUNTING ARRANGEMENT STYLE: THREE HOLE/STUD BOLT CIRCLE
•
MATERIAL: PLASTIC
•
OVERALL DIAMETER: 3.500 INCHES NOMINAL IN
•
CIRCUIT ATTACHMENT METHOD AND QUANTITY: 2 BINDING POST
•
METER BODY DIAMETER BEHIND MOUNTING FLANGE: 2.813 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE DIAMETER0.150 INCHES NOMINAL IN
METER DEPTH BEHIND MOUNTING FLANGE2.312 INCHES NOMINAL IN
STYLE DESIGNATORROUND FLUSH MTG
MOUNTING ARRANGEMENT STYLETHREE HOLE/STUD BOLT CIRCLE
MATERIALPLASTIC
OVERALL DIAMETER3.500 INCHES NOMINAL IN
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 BINDING POST
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.813 INCHES NOMINAL IN
REGISTER QUANTITY2
OVERALL LENGTH2.562 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
4959Interchangeable
interchangeable cross-reference
interchangeable
24166N PIECE 8Interchangeable
interchangeable cross-reference
interchangeable
04959Interchangeable
interchangeable cross-reference
interchangeable
FM16Interchangeable
interchangeable cross-reference
interchangeable
SK5320-239Interchangeable
interchangeable cross-reference
interchangeable
ASTM-D5168Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4959?
4959 is a 4959 manufactured by Zyxel. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4959?
There are 13 known substitutes for 4959: 4959, 24166N PIECE 8, 04959 and 10 more. Substitute compatibility should be verified for your specific system.
Is 4959 still available?
4959 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