PartsTable
Technical Data Sheet
Download PDF

TN9539 — WINDOW,OPTICAL INSTRUMENT

✓ Government record, cited
BAE SYSTEMS (OPERATIONS) LIMITED · COMPONENT
PRODUCT OVERVIEW

TN9539: WINDOW,OPTICAL INSTRUMENT.

The WINDOW,OPTICAL INSTRUMENT is a BAE SYSTEMS (OPERATIONS) LIMITED optical transceiver module designed for high-speed data center interconnects. Key specifications include DIAMETER: 5.200 INCHES NOMINAL IN, MATERIAL: GLASS LOCATION NOT OTHERWISE SPECIFIED, THICKNESS: 0.380 INCHES NOMINAL IN, POLISHED PERIPHERY: NOT PROVIDED, SUPPLEMENTARY FEATURES: APPROX. 2 LBS WT.

LBS. This part is cataloged in the U.S. Government catalog under NSN 6650-01-092-8435, 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
TN9539
NSN: 6650-01-092-8435
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
CAGE: K0656 — BAE SYSTEMS (OPERATIONS) LIMITED (GBR)
SPECIFICATIONS
DIAMETER5.200 INCHES NOMINAL IN
MATERIALGLASS LOCATION NOT OTHERWISE SPECIFIED
THICKNESS0.380 INCHES NOMINAL IN
POLISHED PERIPHERYNOT PROVIDED
SUPPLEMENTARY FEATURESAPPROX. 2 LBS WT. LBS
NSN6650-01-092-8435
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: BAE SYSTEMS (OPERATIONS) LIMITED WINDOW,OPTICAL INSTRUMENT TITLE COMPONENT PN TN9539 MFR BAE SYSTEMS (OPERATIONS) LIMITED WINDOW,OPTICAL INSTRUM
KEY FEATURES
•
SUPPLEMENTARY FEATURES: APPROX. 2 LBS WT. LBS
•
DIAMETER: 5.200 INCHES NOMINAL IN
•
POLISHED PERIPHERY: NOT PROVIDED
•
MATERIAL: GLASS LOCATION NOT OTHERWISE SPECIFIED
•
THICKNESS: 0.380 INCHES NOMINAL IN
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
SUPPLEMENTARY FEATURESAPPROX. 2 LBS WT. LBS
DIAMETER5.200 INCHES NOMINAL IN
POLISHED PERIPHERYNOT PROVIDED
MATERIALGLASS LOCATION NOT OTHERWISE SPECIFIED
THICKNESS0.380 INCHES NOMINAL IN
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
TN6338Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
Ready to buy TN9539?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is TN9539?
TN9539 is a WINDOW,OPTICAL INSTRUMENT manufactured by BAE SYSTEMS (OPERATIONS) LIMITED.
What parts can replace TN9539?
There is 1 known substitute for TN9539: TN6338. Substitute compatibility should be verified for your specific system.
What is the NSN for TN9539?
TN9539 is cataloged in the U.S. Government catalog under NSN 6650-01-092-8435. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — TN9539

✓ 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.