#256868 Filament Transformer 3.484 inches single mounting facility single center group center to center distance between mounting facilities parallel to length

256868

Power Transformer

NSN 5950-00-019-3012

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000193012

Product Features

Must function in a liquid cooled power supply per fc 77

Description

3.484 inches single mounting facility single center group center to center distance between mounting facilities parallel to length.

Detail Specifications

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
3.484 inches single mounting facility single center group and 3.515 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
2.109 inches single mounting facility single center group and 2.140 inches single mounting facility single center group
Frequency Rating:
400.0 hertz single component
Input-output Phase Relationship:
Three phase to three phase single component
Transformer Winding Connection Type:
Delta-wye
Winding Shielding Method:
Internal shield brought out to terminal single component
Body Length:
Between 4.515 inches and 4.546 inches
Body Width:
Between 2.984 inches and 3.015 inches
Body Height:
3.437 inches
Maximum Operating Temp:
130.0 degrees celsius
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
4 single group
Mounting Method:
Threaded hole single group
Winding Function And Quantity:
1 primary single component and 1 secondary single component
Thread Size:
0.164 inches single group
Criticality Code Justification:
Feat
Winding Operating Voltage:
416.00 ac volts single component single primary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
22 turret
NSN:
5950-00-019-3012
Item Name:
Filament Transformer
Cage Code:
49956

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
1899000
Cage Code:
G1005
RNCC:
5
RNVC:
2
RNAAC:
ZU
Status:
A
MSDS:
SADC:
Part Number:
36109
Cage Code:
08742
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
10177833
Cage Code:
18876
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
05068
Cage Code:
0EVN3
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
256868
Cage Code:
3B150
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Power Transformers
------------ P/N 256868

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Last Updated: 08/07/2025