CU1891GRC — CU1891GRC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

CU1891GRC: CU1891GRC.

The CU1891GRC is a the manufacturer industrial component. Key specifications include overall_diameter: 3.625 INCHES NOMINAL IN, identifying_number: CU-1891/GRC TYPE NO., operating_frequency: 4.4 GIGAHERTZ MINIMUM AND 5.0 GIGAHERTZ MAXIMUM, fsc_application_data: RADIO,EXCEPT NAVIGATION,NONAIRBORNE, transmission_line_type: RECTANGULAR WAVEGUIDE, item_name_assigned_by_government_agency: DUPLEXER. This part is cataloged in the U.S.

Government catalog under NSN 5895-00-437-7258, 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→ CU1891GRC

NSN: 5895-00-437-7258
FSC: 5895 — Miscellaneous Communication Equipment
CAGE: 80058 — JOINT ELECTRONICS TYPE DESIGNATION SYSTEM (USA)

SPECIFICATIONS

overall_diameter	3.625 INCHES NOMINAL IN
identifying_number	CU-1891/GRC TYPE NO.
operating_frequency	4.4 GIGAHERTZ MINIMUM AND 5.0 GIGAHERTZ MAXIMUM
fsc_application_data	RADIO,EXCEPT NAVIGATION,NONAIRBORNE
transmission_line_type	RECTANGULAR WAVEGUIDE
item_name_assigned_by_government_agency	DUPLEXER
NSN	5895-00-437-7258

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: RADIO,EXCEPT NAVIGATION,NONAIRBORNE

•

OVERALL DIAMETER: 3.625 INCHES NOMINAL IN

•

IDENTIFYING NUMBER: CU-1891/GRC TYPE NO.

•

ITEM NAME ASSIGNED BY GOVERNMENT AGENCY: DUPLEXER

•

OPERATING FREQUENCY: 4.4 GIGAHERTZ MINIMUM AND 5.0 GIGAHERTZ MAXIMUM

•

TRANSMISSION LINE TYPE: RECTANGULAR WAVEGUIDE

TECHNICAL CHARACTERISTICS

FSC APPLICATION DATA	RADIO,EXCEPT NAVIGATION,NONAIRBORNE
OVERALL DIAMETER	3.625 INCHES NOMINAL IN
IDENTIFYING NUMBER	CU-1891/GRC TYPE NO.
ITEM NAME ASSIGNED BY GOVERNMENT AGENCY	DUPLEXER
OPERATING FREQUENCY	4.4 GIGAHERTZ MINIMUM AND 5.0 GIGAHERTZ MAXIMUM
TRANSMISSION LINE TYPE	RECTANGULAR WAVEGUIDE

OTHER ITEMS IN FSC 5895 — Miscellaneous Communication Equipment

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

5895-00-000-0116 5895-00-001-1613 5895-00-001-1816 5895-00-001-1867 5895-00-001-2457 5895-00-001-2722 5895-00-001-2735 5895-00-001-2738

SUBSTITUTES & CROSS-REFERENCES 1

SMB683713Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is CU1891GRC?

CU1891GRC is a CU1891GRC. It is classified as a MRO (MRO_GENERAL).

What parts can replace CU1891GRC?

There is 1 known substitute for CU1891GRC: SMB683713. Substitute compatibility should be verified for your specific system.

What is the NSN for CU1891GRC?

CU1891GRC is cataloged in the U.S. Government catalog under NSN 5895-00-437-7258. This indicates validated use in U.S. government and defense supply chains.

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