307981-1 — TRANSFORMER,POWER AUTOTRANSFORME

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

307981-1: TRANSFORMER,POWER AUTOTRANSFORME.

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include overall_width: 2.440 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_height: 1.060 INCHES NOMINAL IN, overall_length: 2.940 INCHES NOMINAL IN, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-453-6175, 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

307981-1

NSN: 5950-00-453-6175
FSC: 5950 — Coils and Transformers
CAGE: 37695 — RAYTHEON COMPANY (USA)

SPECIFICATIONS

overall_width	2.440 INCHES NOMINAL IN
inclosure_type	FULLY INCLOSED
overall_height	1.060 INCHES NOMINAL IN
overall_length	2.940 INCHES NOMINAL IN
mounting_method	THREADED HOLE(S) SINGLE GROUP
frequency_rating	400.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size	0.138 INCHES SINGLE GROUP IN
reliability_indicator	NOT ESTABLISHED
thread_quantity_per_inch	32 SINGLE GROUP
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_voltage	120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
mounting_facility_quantity	4 SINGLE GROUP
NSN	5950-00-453-6175

COMPONENT DIAGRAM

KEY FEATURES

•

TRANSFORMER WINDING CONNECTION TYPE: WYE-WYE

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.812 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

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

•

MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.060 INCHES NOMINAL IN
TRANSFORMER WINDING CONNECTION TYPE	WYE-WYE
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	1.812 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIP	THREE PHASE TO THREE PHASE SINGLE COMPONENT
MOUNTING METHOD	THREADED HOLE(S) SINGLE GROUP
OVERALL LENGTH	2.940 INCHES NOMINAL IN
OVERALL WIDTH	2.440 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT

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

No substitute or cross-reference records for this part.

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 307981-1?

307981-1 is a TRANSFORMER,POWER AUTOTRANSFORME.

What is the NSN for 307981-1?

307981-1 is cataloged in the U.S. Government catalog under NSN 5950-00-453-6175. This indicates validated use in U.S. government and defense supply chains.

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307981-1 — TRANSFORMER,POWER AUTOTRANSFORME

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