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Technical Data Sheet
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10558952 — Technical Data Sheet

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— · COMPONENT
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 RING,RETAINING,OPTICAL ELEMENT is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include material: ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061, groove_diameter: 3.130 INCHES NOMINAL IN, groove_location: ADJACENT TO INTERNAL FLANGE, outside_diameter: 3.250 INCHES NOMINAL IN, aperture_diameter: 2.900 INCHES NOMINAL IN, inner_groove_width: 0.140 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1240-00-328-5606, 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
10558952
NSN: 1240-00-328-5606
FSC: 1240
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061
groove_diameter3.130 INCHES NOMINAL IN
groove_locationADJACENT TO INTERNAL FLANGE
outside_diameter3.250 INCHES NOMINAL IN
aperture_diameter2.900 INCHES NOMINAL IN
inner_groove_width0.140 INCHES NOMINAL IN
fsc_application_dataCOLLIMATOR
mounting_configuration3 THREADED HOLES EQUALLY SPACED 120 DEG APART AROUND OUTSIDE DIA; 0.138-32UNC-2B
internal_flange_thickness0.310 INCHES NOMINAL IN
NSN1240-00-328-5606
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,RETAINING,OPTICAL ELEMENT TITLE COMPONENT PN 10558952 MFR RING,RETAINING,OPTICAL
KEY FEATURES
•
GROOVE LOCATION: ADJACENT TO INTERNAL FLANGE
•
INNER GROOVE WIDTH: 0.140 INCHES NOMINAL IN
•
INTERNAL FLANGE THICKNESS: 0.310 INCHES NOMINAL IN
•
MOUNTING CONFIGURATION: 3 THREADED HOLES EQUALLY SPACED 120 DEG APART AROUND OUTSIDE DIA; 0.138-32UNC-2B
•
APERTURE DIAMETER: 2.900 INCHES NOMINAL IN
•
FSC APPLICATION DATA: COLLIMATOR
•
MATERIAL DOCUMENT AND CLASSIFICATION: WW-T-700/3, T3 FED SPEC SINGLE MATERIAL RESPONSE OR WW-T-700/6, T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/3, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/8, 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/4, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/11, T6 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
TECHNICAL CHARACTERISTICS (FLIS)
GROOVE LOCATIONADJACENT TO INTERNAL FLANGE
INNER GROOVE WIDTH0.140 INCHES NOMINAL IN
INTERNAL FLANGE THICKNESS0.310 INCHES NOMINAL IN
MOUNTING CONFIGURATION3 THREADED HOLES EQUALLY SPACED 120 DEG APART AROUND OUTSIDE DIA; 0.138-32UNC-2B
APERTURE DIAMETER2.900 INCHES NOMINAL IN
FSC APPLICATION DATACOLLIMATOR
MATERIAL DOCUMENT AND CLASSIFICATIONWW-T-700/3, T3 FED SPEC SINGLE MATERIAL RESPONSE OR WW-T-700/6, T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/3, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/8, 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/4, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/11, T6 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061
OUTSIDE DIAMETER3.250 INCHES NOMINAL IN
GROOVE DIAMETER3.130 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10558952?
10558952 is a RING,RETAINING,OPTICAL ELEMENT.
What is the NSN for 10558952?
10558952 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1240-00-328-5606. 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: August 2026