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Technical Data Sheet
PartsTable / COMPONENT / P281B
P281B ✓ 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 ADAPTER,WAVEGUIDE is a the manufacturer industrial component. Key specifications include style_designator: WAVEGUIDE TO COAXIAL, voltage_standing_wave_ratio: 1.25, tubing_wall_construction_style: SEAMLESS SINGLE TUBING SEGMENT, flange_connecting_facility_and_quantity: 8 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-136-8330, 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
P281B
NSN: 5985-00-136-8330
FSC: 5985
CAGE: 7ZXR5 — KEYSIGHT TECHNOLOGIES INC (USA)
SPECIFICATIONS
flange_quantity1
style_designatorWAVEGUIDE TO COAXIAL
voltage_standing_wave_ratio1.25
tubing_wall_construction_styleSEAMLESS SINGLE TUBING SEGMENT
flange_connecting_facility_and_quantity8 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
NSN5985-00-136-8330
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADAPTER,WAVEGUIDE TITLE COMPONENT PN P281B MFR ADAPTER,WAVEGUIDE
KEY FEATURES
•
TUBING WALL CONSTRUCTION STYLE: SEAMLESS SINGLE TUBING SEGMENT
•
FLANGE QUANTITY: 1
•
FLANGE CONNECTING FACILITY AND QUANTITY: 8 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
•
STYLE DESIGNATOR: WAVEGUIDE TO COAXIAL
•
VOLTAGE STANDING WAVE RATIO: 1.25
TECHNICAL CHARACTERISTICS (FLIS)
TUBING WALL CONSTRUCTION STYLESEAMLESS SINGLE TUBING SEGMENT
FLANGE QUANTITY1
FLANGE CONNECTING FACILITY AND QUANTITY8 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
STYLE DESIGNATORWAVEGUIDE TO COAXIAL
VOLTAGE STANDING WAVE RATIO1.25
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
969Interchangeable
interchangeable cross-reference
interchangeable
DE5541H0501 ITEM 5Interchangeable
interchangeable cross-reference
interchangeable
7565K5Interchangeable
interchangeable cross-reference
interchangeable
P20.23Interchangeable
interchangeable cross-reference
interchangeable
62D24Interchangeable
interchangeable cross-reference
interchangeable
000.238.0969Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P281B?
P281B is a ADAPTER,WAVEGUIDE.
What parts can replace P281B?
There are 10 known substitutes for P281B: 969, DE5541H0501 ITEM 5, 7565K5 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P281B?
P281B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-136-8330. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026