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PartsTable / COMPONENT / KL1721-1
KL1721-1 ✓ 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

ISOLATOR,RADIO FREQUENCY REFLECT. Key specifications include overall_width: 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN, overall_height: 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN, overall_length: 1.355 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN, special_features: ZINC CHROMATE PER MIL-P-8585,PAINT GRAY,COLOR NUMBER 36118 PER TT-E-527, frequency_range_rating: +13.29 TO 13.31 GIGAHERTZ. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-540-6996, 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
KL1721-1
NSN: 5985-00-540-6996
FSC: 5985
CAGE: 16798 — MICROWAVE PRODUCTS INC SUB OF ADAMS-RUSSEL CO INC (USA)
SPECIFICATIONS
overall_width1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN
overall_height0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN
overall_length1.355 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
special_featuresZINC CHROMATE PER MIL-P-8585,PAINT GRAY,COLOR NUMBER 36118 PER TT-E-527
frequency_range_rating+13.29 TO 13.31 GIGAHERTZ
NSN5985-00-540-6996
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ISOLATOR,RADIO FREQUENCY REFLECT TITLE COMPONENT PN KL1721-1 MFR ISOLATOR,RADIO FREQUEN
KEY FEATURES
•
FREQUENCY RANGE RATING: +13.29 TO 13.31 GIGAHERTZ
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESZINC CHROMATE PER MIL-P-8585,PAINT GRAY,COLOR NUMBER 36118 PER TT-E-527
FREQUENCY RANGE RATING+13.29 TO 13.31 GIGAHERTZ
OVERALL LENGTH1.355 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
OVERALL WIDTH1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN
OVERALL HEIGHT0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
500352Interchangeable
interchangeable cross-reference
interchangeable
14-20S2RGInterchangeable
interchangeable cross-reference
interchangeable
4241Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KL1721-1?
KL1721-1 is a ISOLATOR,RADIO FREQUENCY REFLECT.
What parts can replace KL1721-1?
There are 3 known substitutes for KL1721-1: 500352, 14-20S2RG, 4241. Substitute compatibility should be verified for your specific system.
What is the NSN for KL1721-1?
KL1721-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-540-6996. 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