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Technical Data Sheet
2261-53 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The WAVEGUIDE ASSEMBLY is a the manufacturer industrial component. Key specifications include capacity: 1843.776 CUBIC INCHES, material: STEEL LOCATION NOT OTHERWISE SPECIFIED, drain_type: END, flexibility: FLEXIBLE SINGLE TUBING SEGMENT, thread_size: 0.500-14 AND 0.250-18, flange_depth: 0.750 INCHES NOMINAL FIRST FLANGE IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-199-0183, 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
2261-53
NSN: 5985-00-199-0183
FSC: 5985
CAGE: 56647 — CENTURION INDUSTRIES INC (USA)
SPECIFICATIONS
capacity1843.776 CUBIC INCHES
materialSTEEL LOCATION NOT OTHERWISE SPECIFIED
drain_typeEND
flexibilityFLEXIBLE SINGLE TUBING SEGMENT
thread_size0.500-14 AND 0.250-18
flange_depth0.750 INCHES NOMINAL FIRST FLANGE IN
flange_styleCOVER TYPE FIRST FLANGE
opening_size0.500 INCHES AND 0.250 INCHES IN
end_thickness0.1196 INCHES NOMINAL IN
mounting_baseNOT INCLUDED
overall_length28.000 INCHES NOMINAL IN
flange_quantity2
NSN5985-00-199-0183
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WAVEGUIDE ASSEMBLY TITLE COMPONENT PN 2261-53 MFR WAVEGUIDE ASSEMBLY
KEY FEATURES
FLANGE OUTSIDE DIAMETER: 5.312 INCHES NOMINAL FIRST FLANGE IN
INSERTION LOSS IN DECIBELS: 0.06
FLANGE CONNECTING FACILITY AND QUANTITY: 8 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
FLANGE INSIDE HEIGHT: 1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE IN
MATERIAL: RUBBER SILICONE SINGLE TUBING JACKET
SURFACE TREATMENT: SILVER SINGLE TUBING SEGMENT INSIDE SURFACES
FLANGE INSIDE WIDTH: 3.002 INCHES MINIMUM AND 3.005 INCHES MAXIMUM SECOND FLANGE IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE OUTSIDE DIAMETER5.312 INCHES NOMINAL FIRST FLANGE IN
INSERTION LOSS IN DECIBELS0.06
FLANGE CONNECTING FACILITY AND QUANTITY8 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
FLANGE INSIDE HEIGHT1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE IN
FLANGE OUTSIDE DIAMETER5.312 INCHES NOMINAL SECOND FLANGE IN
MATERIALRUBBER SILICONE SINGLE TUBING JACKET
SURFACE TREATMENTSILVER SINGLE TUBING SEGMENT INSIDE SURFACES
FLANGE INSIDE WIDTH3.002 INCHES MINIMUM AND 3.005 INCHES MAXIMUM SECOND FLANGE IN
FLANGE DEPTH0.750 INCHES NOMINAL SECOND FLANGE IN
FLEXIBILITYFLEXIBLE SINGLE TUBING SEGMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
148733R91Interchangeable
interchangeable cross-reference
interchangeable
30711Interchangeable
interchangeable cross-reference
interchangeable
2261-53Interchangeable
interchangeable cross-reference
interchangeable
129981Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2261-53?
2261-53 is a WAVEGUIDE ASSEMBLY.
What parts can replace 2261-53?
There are 4 known substitutes for 2261-53: 148733R91, 30711, 2261-53 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2261-53?
2261-53 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-199-0183. This indicates validated use in U.S. government and defense supply chains.
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