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654752REVA — LENS,OPTICAL INSTRUMENT

✓ Government record, cited
NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER · COMPONENT
PRODUCT OVERVIEW

654752REVA: LENS,OPTICAL INSTRUMENT.

The LENS,OPTICAL INSTRUMENT is a NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER optical transceiver module designed for high-speed data center interconnects. Key specifications include DIAMETER: 2.204 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN, MATERIAL: GLASS OPTICAL, ABBE CONSTANT: 64.500 AND 36.200, AXIAL THICKNESS: 0.866 INCHES NOMINAL AND 0.157 INCHES NOMINAL IN, REFRACTION INDEX: 1.5170 NOMINAL AND 1.6210 NOMINAL, BACK FOCAL LENGTH: 4.090 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 6650-00-152-7974, 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
654752REVA
NSN: 6650-00-152-7974
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
DIAMETER2.204 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN
MATERIALGLASS OPTICAL
ABBE CONSTANT64.500 AND 36.200
AXIAL THICKNESS0.866 INCHES NOMINAL AND 0.157 INCHES NOMINAL IN
REFRACTION INDEX1.5170 NOMINAL AND 1.6210 NOMINAL
BACK FOCAL LENGTH4.090 INCHES IN
FRONT FOCAL LENGTH3.170 INCHES IN
COMPOUND LENS STYLEDOUBLET
FSC APPLICATION DATAFIRE CONTROL COMPUTING SIGHTS AND DEVICES
INDIVIDUAL LENS STYLEDOUBLE CONVEX AND PLANO-CONCAVE
EQUIVALENT FOCAL LENGTH3.952 INCHES IN
ELEMENT LEFT SURFACE RADIUS-1.705 INCHES AND 1.705 INCHES IN
NSN6650-00-152-7974
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER LENS,OPTICAL INSTRUMENT TITLE COMPONENT PN 654752REVA MFR NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER LENS,OPTICAL INSTRUMEN
KEY FEATURES
•
FSC APPLICATION DATA: FIRE CONTROL COMPUTING SIGHTS AND DEVICES
•
INDIVIDUAL LENS STYLE: DOUBLE CONVEX AND PLANO-CONCAVE
•
BACK FOCAL LENGTH: 4.090 INCHES IN
•
FRONT FOCAL LENGTH: 3.170 INCHES IN
•
ELEMENT LEFT SURFACE RADIUS: -1.705 INCHES AND 1.705 INCHES IN
•
EQUIVALENT FOCAL LENGTH: 3.952 INCHES IN
•
ELEMENT RIGHT SURFACE RADIUS: -1.705 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE
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
FSC APPLICATION DATAFIRE CONTROL COMPUTING SIGHTS AND DEVICES
INDIVIDUAL LENS STYLEDOUBLE CONVEX AND PLANO-CONCAVE
BACK FOCAL LENGTH4.090 INCHES IN
FRONT FOCAL LENGTH3.170 INCHES IN
ELEMENT LEFT SURFACE RADIUS-1.705 INCHES AND 1.705 INCHES IN
EQUIVALENT FOCAL LENGTH3.952 INCHES IN
ELEMENT RIGHT SURFACE RADIUS-1.705 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE
DIAMETER2.204 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN
ABBE CONSTANT64.500 AND 36.200
OTHER ITEMS IN FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6650-00-000-0164 6650-00-001-2319 6650-00-001-2322 6650-00-001-2323 6650-00-001-2324 6650-00-001-2326 6650-00-001-2327 6650-00-001-2328
SUBSTITUTES & CROSS-REFERENCES 1
265453REVFReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 654752REVA?
654752REVA is a LENS,OPTICAL INSTRUMENT manufactured by NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER.
What parts can replace 654752REVA?
There is 1 known substitute for 654752REVA: 265453REVF. Substitute compatibility should be verified for your specific system.
What is the NSN for 654752REVA?
654752REVA is cataloged in the U.S. Government catalog under NSN 6650-00-152-7974. 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.