PEI 7973 — TRANSFORMER,POWER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

PEI 7973: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include overall_width: 3.550 INCHES MINIMUM AND 3.800 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, overall_height: 3.720 INCHES MINIMUM AND 3.800 INCHES MAXIMUM IN, overall_length: 4.470 INCHES MINIMUM AND 4.550 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 45.0 HERTZ MINIMUM AND 66.0 HERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-331-3921, 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

PEI 7973

NSN: 5950-01-331-3921
FSC: 5950 — Coils and Transformers
CAGE: 13483 — PRECISION ELECTRONICS, INC (USA)

SPECIFICATIONS

overall_width	3.550 INCHES MINIMUM AND 3.800 INCHES MAXIMUM IN
inclosure_type	FULLY INCLOSED
overall_height	3.720 INCHES MINIMUM AND 3.800 INCHES MAXIMUM IN
overall_length	4.470 INCHES MINIMUM AND 4.550 INCHES MAXIMUM IN
mounting_method	UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating	45.0 HERTZ MINIMUM AND 66.0 HERTZ MAXIMUM SINGLE COMPONENT
winding_power_rating	504.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY
reliability_indicator	NOT ESTABLISHED
maximum_operating_temp	155.0 CELSIUS DEGC
mounting_hole_diameter	0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM SINGLE GROUP IN
winding_shielding_method	INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
winding_operating_current	18.0 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
NSN	5950-01-331-3921

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

WINDING POWER RATING: 504.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY

•

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

•

MOUNTING METHOD: UNTHREADED HOLE(S) SINGLE GROUP

•

MOUNTING HOLE DIAMETER: 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM SINGLE GROUP IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	3.720 INCHES MINIMUM AND 3.800 INCHES MAXIMUM IN
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
WINDING POWER RATING	504.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY
INPUT-OUTPUT PHASE RELATIONSHIP	SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHOD	UNTHREADED HOLE(S) SINGLE GROUP
MOUNTING HOLE DIAMETER	0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM SINGLE GROUP IN
OVERALL LENGTH	4.470 INCHES MINIMUM AND 4.550 INCHES MAXIMUM IN
OVERALL WIDTH	3.550 INCHES MINIMUM AND 3.800 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5950 — Coils and Transformers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5950-00-000-0146 5950-00-001-1372 5950-00-001-1386 5950-00-001-1410 5950-00-001-1411 5950-00-001-1412 5950-00-001-1413 5950-00-001-1414

SUBSTITUTES & CROSS-REFERENCES 6

5T399Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

841354-0001Reference document

Same NSN cross-reference

Reference document — Secondary reference

310-14835-01Reference document

Same NSN cross-reference

Reference document — Secondary reference

C15299Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

WE-4154Reference document

Same NSN cross-reference

Reference document — Secondary reference

43816-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is PEI 7973?

PEI 7973 is a TRANSFORMER,POWER.

What parts can replace PEI 7973?

There are 6 known substitutes for PEI 7973: 5T399, 841354-0001, 310-14835-01 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for PEI 7973?

PEI 7973 is cataloged in the U.S. Government catalog under NSN 5950-01-331-3921. This indicates validated use in U.S. government and defense supply chains.

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