#N221481-1 Coupler Directional Double | Related Equipment Waveguides Antennas

N221481-1

Directional Coupler

NSN 5985-00-646-5300

DEMIL
Shelf Life
UOM
NIIN
Demil:
DEMIL/MLI
Shelf Life:
N/A
UOM:
1 EA
NIIN:
006465300

Product Features

Cu-516/fps-20; function: directional coupler; reference data: fig 388-198, t.O. 31p6-2fps20-4ad, supplemental technical manual, illustrated parts breakdown, radar sets an/fps-67a, pg 2-16

Technical Specifications of NSN

Overall Length:
18.000 inches
Overall Height:
9.250 inches
Overall Width:
17.030 inches
End Application:
An/fps-20
Radio Frequency Rating:
Between 1.25 gigahertz and 1.35 gigahertz
Design Type:
Bidirectional
Unit Type:
Waveguide
Voltage Standing Wave Ratio At Reference Frequency:
1.15v at 1250 to 1350 mhz
Power Loss In Decibels:
40.0
Terminal Fitting Name:
Radio frequency plug; flange, waveguide
Terminal Fitting Controlling Agency:
Jcens
Terminal Fitting Identifying Number:
Type no. Ug-21b/u; type no. Ug-418a/u
Terminal Fitting Usage Design:
Secondary line and main line
NSN:
5985-00-646-5300
Item Name:
Coupler Directional Double
Cage Code:
06845

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
26371
Cage Code:
9N770
RNCC:
3
RNVC:
2
RNAAC:
SB
Status:
A
MSDS:
SADC:
Part Number:
CU516FPS20
Cage Code:
80058
RNCC:
5
RNVC:
2
RNAAC:
SB
Status:
A
MSDS:
SADC:
Part Number:
26371
Cage Code:
0C9D4
RNCC:
5
RNVC:
9
RNAAC:
SB
Status:
A
MSDS:
SADC:

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Last Updated: 02/09/2025