8200495 — WINDOW,OPTICAL INSTRUMENT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8200495: WINDOW,OPTICAL INSTRUMENT.

The WINDOW,OPTICAL INSTRUMENT is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include diameter: 2.022 INCHES MINIMUM AND 2.025 INCHES MAXIMUM IN, material: GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED, thickness: 0.418 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN, dispersion: 64.500 ANGSTROMS NOMINAL, bevel_depth: 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN, polished_surface: BOTH. This part is cataloged in the U.S.

Government catalog under NSN 1240-00-620-4979, 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

8200495

NSN: 1240-00-620-4979
FSC: 1240 — Optical Sighting and Ranging Equipment
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)

SPECIFICATIONS

diameter	2.022 INCHES MINIMUM AND 2.025 INCHES MAXIMUM IN
material	GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED
thickness	0.418 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
dispersion	64.500 ANGSTROMS NOMINAL
bevel_depth	0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
polished_surface	BOTH
refraction_index	1.5170 NOMINAL
bevel_angle_in_deg	42.000 MINIMUM AND 48.000 MAXIMUM
polished_periphery	NOT PROVIDED
reflection_reducing_surface	BOTH
material_document_and_classification	MIL-G-174, GRADE B, TYPE 517-645 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
NSN	1240-00-620-4979

COMPONENT DIAGRAM

KEY FEATURES

•

BEVEL DEPTH: 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-174, GRADE B, TYPE 517-645 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED

•

DIAMETER: 2.022 INCHES MINIMUM AND 2.025 INCHES MAXIMUM IN

•

REFLECTION REDUCING SURFACE: BOTH

•

POLISHED PERIPHERY: NOT PROVIDED

•

BEVEL ANGLE IN DEG: 42.000 MINIMUM AND 48.000 MAXIMUM

•

MATERIAL: GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED

•

REFRACTION INDEX: 1.5170 NOMINAL

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

BEVEL DEPTH	0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-174, GRADE B, TYPE 517-645 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
DIAMETER	2.022 INCHES MINIMUM AND 2.025 INCHES MAXIMUM IN
REFLECTION REDUCING SURFACE	BOTH
POLISHED PERIPHERY	NOT PROVIDED
BEVEL ANGLE IN DEG	42.000 MINIMUM AND 48.000 MAXIMUM
MATERIAL	GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED
REFRACTION INDEX	1.5170 NOMINAL
POLISHED SURFACE	BOTH
DISPERSION	64.500 ANGSTROMS NOMINAL

OTHER ITEMS IN FSC 1240 — Optical Sighting and Ranging Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

1240-00-764-4734 1240-00-987-5071 1240-01-068-6676 1240-01-082-8849 1240-01-090-0609 1240-01-102-4266 1240-01-110-9897 1240-01-361-6090

SUBSTITUTES & CROSS-REFERENCES 1

1240006204979Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 8200495?

8200495 is a WINDOW,OPTICAL INSTRUMENT.

What parts can replace 8200495?

There is 1 known substitute for 8200495: 1240006204979. Substitute compatibility should be verified for your specific system.

What is the NSN for 8200495?

8200495 is cataloged in the U.S. Government catalog under NSN 1240-00-620-4979. This indicates validated use in U.S. government and defense supply chains.

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