PAK-249 — TRANSFORMER,POWER AUTOTRANSFORME

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

PAK-249: TRANSFORMER,POWER AUTOTRANSFORME.

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include body_width: 1.540 INCHES NOMINAL IN, body_height: 2.370 INCHES NOMINAL IN, body_length: 1.550 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-834-8924, 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

PAK-249

NSN: 5950-00-834-8924
FSC: 5950 — Coils and Transformers
CAGE: 15634 — MAGNETIKA INC (USA)

SPECIFICATIONS

body_width	1.540 INCHES NOMINAL IN
body_height	2.370 INCHES NOMINAL IN
body_length	1.550 INCHES NOMINAL IN
inclosure_type	OPEN
mounting_method	THREADED HOLE(S) SINGLE GROUP
frequency_rating	380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size	0.138 INCHES SINGLE GROUP IN
winding_power_rating	90.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT
reliability_indicator	NOT ESTABLISHED
thread_quantity_per_inch	32 SINGLE GROUP
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current	13.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
NSN	5950-00-834-8924

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: OPEN

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.850 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

WINDING POWER RATING: 90.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT

•

INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT

•

MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP

•

BODY WIDTH: 1.540 INCHES NOMINAL IN

•

BODY HEIGHT: 2.370 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	OPEN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	0.850 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
WINDING POWER RATING	90.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT
INPUT-OUTPUT PHASE RELATIONSHIP	SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHOD	THREADED HOLE(S) SINGLE GROUP
BODY WIDTH	1.540 INCHES NOMINAL IN
BODY HEIGHT	2.370 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
NOMINAL THREAD SIZE	0.138 INCHES SINGLE GROUP IN

SUBSTITUTES & CROSS-REFERENCES 6

T-3431Reference document

Same NSN cross-reference

Reference document — Secondary reference

T44895Reference document

Same NSN cross-reference

Reference document — Secondary reference

CC52497Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

1-319Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ST-211Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

12399Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is PAK-249?

PAK-249 is a TRANSFORMER,POWER AUTOTRANSFORME.

What parts can replace PAK-249?

There are 6 known substitutes for PAK-249: T-3431, T44895, CC52497 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for PAK-249?

PAK-249 is cataloged in the U.S. Government catalog under NSN 5950-00-834-8924. This indicates validated use in U.S. government and defense supply chains.

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