MIL-SPEC Cross-Reference
Military Part
MIL-T-27A (Type TF4U21)
Commercial Equivalent
B4FS-0050
FunctionalMIL-PRF-27Prem Magnetics
Cross-Reference Details
| Military Part | MIL-T-27A (Type TF4U21) |
| Specification | MIL-PRF-27 |
| Commercial Equivalent | B4FS-0050 |
| Manufacturer | Prem Magnetics |
| Compatibility | Functional |
Technical Notes
Audio transformer, 600 Ohm CT primary, 600 Ohm CT secondary. Commercial part is a direct functional replacement for interstage/line matching, with similar electrical specs but standard commercial construction.
More Cross-References — MIL-PRF-27
T-1A→PA2387NL
Pulse Electronics · Functional
T-2B→PE-68386NL
Pulse Electronics · Similar
T-5A→B78208M
EPCOS (TDK) · Functional
T-9A→PA1005.100NLT
Pulse Electronics · Pin-compatible
FT1X2D→PA1005.100NLT
Pulse Electronics · Drop-in
FT2X4A→B4FS-3122
Bourns · Functional
FT3X6C→HM2112-001
Hammond Manufacturing · Similar
MIL-T-27A-1→PA1001.001NL
Pulse Electronics · Functional
MIL-T-27B-5→VPH4-0150-R
Vishay · Similar
MIL-T-27C-3→B82804A0105A100
EPCOS (TDK) · Pin-compatible