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73655 — RING,RETAINING,OPTICAL ELEMENT

✓ Government record, cited
Lindy · COMPONENT
PRODUCT OVERVIEW

73655: RING,RETAINING,OPTICAL ELEMENT.

The RING,RETAINING,OPTICAL ELEMENT is a Lindy optical transceiver module designed for high-speed data center interconnects. Key specifications include end_item_identification: IP-1746/WSN-7A(73655), SCDU A. This part is cataloged in the U.S.

Government catalog under NSN 1240-00-344-7639, 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
73655
NSN: 1240-00-344-7639
NIINs: 003447639, 006253604, 006638303, 013529100, 015326980
FSC: 1240 — Optical Sighting and Ranging Equipment
CAGE: 21587 — OPTICAL TECHNOLOGY DEVICES INC (USA)
SPECIFICATIONS
end_item_identificationIP-1746/WSN-7A(73655), SCDU A
NSN1240-00-344-7639
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Lindy RING,RETAINING,OPTICAL ELEMENT TITLE COMPONENT PN 73655 MFR Lindy RING,RETAINING,OPTICAL
KEY FEATURES
•
INTERNAL FLANGE THICKNESS: 0.031 INCHES NOMINAL IN
•
THREAD PITCH DIAMETERS: +0.6747 TO 0.6950 INCHES IN
•
OUTSIDE DIAMETER: 0.695 INCHES NOMINAL IN
•
THREAD LENGTH: 0.094 INCHES IN
•
THREAD LOCATION: EXTERNAL
•
APERTURE DIAMETER: 0.548 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
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
INTERNAL FLANGE THICKNESS0.031 INCHES NOMINAL IN
THREAD PITCH DIAMETERS+0.6747 TO 0.6950 INCHES IN
OVERALL LENGTH0.125 INCHES NOMINAL IN
OUTSIDE DIAMETER0.695 INCHES NOMINAL IN
THREAD LENGTH0.094 INCHES IN
THREAD LOCATIONEXTERNAL
APERTURE DIAMETER0.548 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
THREAD SIZE17/32-32
SCREW THREAD SERIES DESIGNATORUNS
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 73655?
73655 is a RING,RETAINING,OPTICAL ELEMENT manufactured by Lindy.
What is the NSN for 73655?
73655 is cataloged in the U.S. Government catalog under NSN 1240-00-344-7639. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.