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21-4658 — WAVEGUIDE ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

21-4658: WAVEGUIDE ASSEMBLY.

The WAVEGUIDE ASSEMBLY is a the manufacturer industrial component. Key specifications include material: ALUMINUM SINGLE TUBING SEGMENT, flow_angle: 45.0 DEGREES SECOND END, flexibility: FLEXIBLE SINGLE TUBING SEGMENT, flange_depth: 0.375 INCHES NOMINAL SECOND FLANGE IN, flange_style: COVER TYPE SECOND FLANGE, thread_class: 2B FIRST FLANGE ALL CONNECTION FACILITIES. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-954-4939, 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
21-4658
NSN: 5985-00-954-4939
NIINs: 009544939, 015383204, 017277325
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 54647 — MICROTECH INC DBA MICROTECH INC (USA)
SPECIFICATIONS
materialALUMINUM SINGLE TUBING SEGMENT
flow_angle45.0 DEGREES SECOND END
flexibilityFLEXIBLE SINGLE TUBING SEGMENT
flange_depth0.375 INCHES NOMINAL SECOND FLANGE IN
flange_styleCOVER TYPE SECOND FLANGE
thread_class2B FIRST FLANGE ALL CONNECTION FACILITIES
flange_quantity2
special_featuresQUICK CLAMP ASSY ON W/G W/SPRING CLIP AND WIRE ROPE
style_designatorSTRAIGHT TYPE
thread_directionRIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES
waveguide_length4.500 FEET NOMINAL FT
surface_treatmentANODIZE ALL TUBING SEGMENT AND FLANGE INSIDE SURFACES
NSN5985-00-954-4939
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WAVEGUIDE ASSEMBLY TITLE COMPONENT PN 21-4658 MFR WAVEGUIDE ASSEMBLY
KEY FEATURES
•
TUBING WALL CONSTRUCTION STYLE: INTERLOCKED SINGLE TUBING SEGMENT
•
FLANGE INSIDE HEIGHT: 0.872 INCHES NOMINAL FIRST FLANGE IN
•
FLANGE QUANTITY: 2
•
STYLE DESIGNATOR: STRAIGHT TYPE
•
FLEXIBILITY: FLEXIBLE SINGLE TUBING SEGMENT
•
WAVEGUIDE INSIDE WIDTH: 1.872 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
TECHNICAL CHARACTERISTICS
TUBING WALL CONSTRUCTION STYLEINTERLOCKED SINGLE TUBING SEGMENT
FLANGE INSIDE HEIGHT0.872 INCHES NOMINAL FIRST FLANGE IN
FLANGE INSIDE HEIGHT1.002 INCHES NOMINAL SECOND FLANGE IN
FLANGE QUANTITY2
STYLE DESIGNATORSTRAIGHT TYPE
FLEXIBILITYFLEXIBLE SINGLE TUBING SEGMENT
WAVEGUIDE INSIDE WIDTH1.872 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
FLANGE CONNECTING HOLE DIAMETER0.199 INCHES NOMINAL SECOND FLANGE ALL CONNECTION FACILITIES IN
FLANGE INSIDE WIDTH1.872 INCHES NOMINAL FIRST FLANGE IN
SUBSTITUTES & CROSS-REFERENCES 3
115301Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SM-D-558272-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CG-3251/GRC-4FT5INSame 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 — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 21-4658?
21-4658 is a WAVEGUIDE ASSEMBLY.
What parts can replace 21-4658?
There are 3 known substitutes for 21-4658: 115301, SM-D-558272-2, CG-3251/GRC-4FT5IN. Substitute compatibility should be verified for your specific system.
What is the NSN for 21-4658?
21-4658 is cataloged in the U.S. Government catalog under NSN 5985-00-954-4939. This indicates validated use in U.S. government and defense supply chains.
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