40051520 — Network Technical Data

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— · MRO · MRO_GENERAL

WHAT YOU NEED TO KNOW

SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it

MATCH ALL THREE: Speed + Wavelength + Brand compatibility

PRODUCT OVERVIEW

Cisco X2-10GB-SR Ethernet Optical Transceiver Module. Key specifications include unit_design: PORTABLE, overall_width: 1.420 INCHES NOMINAL IN, overall_height: 0.530 INCHES NOMINAL IN, overall_length: 3.580 INCHES NOMINAL IN, special_features: 10GB BASE-SR X2 MODULE GB, end_item_identification: CATALYST SWITCH MODULE; USCG NSC 324 S2S2 PROJECT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-577-3214, 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

MRO→ MRO_GENERAL→ 40051520

NSN: 7025-01-577-3214
FSC: 7025
CAGE: KCUC6 — MINISTRY OF DEFENCE, FUTURE AIRCRAFT CARRIER IPT (CVF IPT) (GBR)

SPECIFICATIONS

unit_design	PORTABLE
overall_width	1.420 INCHES NOMINAL IN
overall_height	0.530 INCHES NOMINAL IN
overall_length	3.580 INCHES NOMINAL IN
special_features	10GB BASE-SR X2 MODULE GB
end_item_identification	CATALYST SWITCH MODULE; USCG NSC 324 S2S2 PROJECT
NSN	7025-01-577-3214

COMPONENT DIAGRAM

KEY FEATURES

•

10GB Capacity

•

UNIT DESIGN: PORTABLE

TYPICAL APPLICATIONS

Data center top-of-rack switching
High-speed server interconnects (10G/25G/40G/100G)
Storage network fabric (iSCSI, FCoE)
Campus and branch network infrastructure
Firewall and security appliance connectivity
WAN edge and SD-WAN deployments

TECHNICAL CHARACTERISTICS (FLIS)

OVERALL WIDTH	1.420 INCHES NOMINAL IN
SPECIAL FEATURES	10GB BASE-SR X2 MODULE GB
END ITEM IDENTIFICATION	CATALYST SWITCH MODULE; USCG NSC 324 S2S2 PROJECT
UNIT DESIGN	PORTABLE
OVERALL LENGTH	3.580 INCHES NOMINAL IN
OVERALL HEIGHT	0.530 INCHES NOMINAL IN
OVERALL WIDTH	1.420 INCHES NOMINAL IN
SPECIAL FEATURES	10GB BASE-SR X2 MODULE GB
END ITEM IDENTIFICATION	CATALYST SWITCH MODULE; USCG NSC 324 S2S2 PROJECT
UNIT DESIGN	PORTABLE

VERIFIED SUBSTITUTES & CROSS-REFERENCES 3

X2-10GB-SR++=Upgraded Successor

successor cross-reference

successor

X2-10GB-SR=Interchangeable

Same NIIN cross-reference

interchangeable

ITALTEL-X2-10GB-SRInterchangeable

Same NIIN cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other

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FREQUENTLY ASKED QUESTIONS

What is 40051520?

40051520 is a Cisco X2-10GB-SR Ethernet Optical Transceiver Module. It is classified as a MRO (MRO_GENERAL).

What parts can replace 40051520?

There are 3 known substitutes for 40051520: X2-10GB-SR++=, X2-10GB-SR=, ITALTEL-X2-10GB-SR. Substitute compatibility should be verified for your specific system.

What is the NSN for 40051520?

40051520 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-577-3214. This indicates validated use in U.S. government and defense supply chains.

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40051520 — Network Technical Data

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