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QH-21N — COUPLER,TRANSMISSION LINE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

QH-21N: COUPLER,TRANSMISSION LINE.

The COUPLER,TRANSMISSION LINE is a the manufacturer industrial component. Key specifications include special_features: 50 OHMS; TYPE N FEMALE CONNECTOR, radio_frequency_rating: 0.1 GIGAHERTZ MINIMUM AND 0.2 GIGAHERTZ MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-500-3677, 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
QH-21N
NSN: 5985-01-500-3677
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 64537 — CAES SYSTEMS LLC (USA)
SPECIFICATIONS
special_features50 OHMS; TYPE N FEMALE CONNECTOR
radio_frequency_rating0.1 GIGAHERTZ MINIMUM AND 0.2 GIGAHERTZ MAXIMUM
NSN5985-01-500-3677
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,TRANSMISSION LINE TITLE COMPONENT PN QH-21N MFR COUPLER,TRANSMISSION L
KEY FEATURES
•
RADIO FREQUENCY RATING: 0.1 GIGAHERTZ MINIMUM AND 0.2 GIGAHERTZ MAXIMUM
TECHNICAL CHARACTERISTICS
RADIO FREQUENCY RATING0.1 GIGAHERTZ MINIMUM AND 0.2 GIGAHERTZ MAXIMUM
SPECIAL FEATURES50 OHMS; TYPE N FEMALE CONNECTOR
OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is QH-21N?
QH-21N is a COUPLER,TRANSMISSION LINE.
What is the NSN for QH-21N?
QH-21N is cataloged in the U.S. Government catalog under NSN 5985-01-500-3677. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.