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P921 — TRANSFORMER,POWER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

P921: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include height: 0.339 INCHES NOMINAL IN, diameter: 0.360 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN, material: STEEL COMP 1020 OVERALL, body_width: 1.875 INCHES NOMINAL IN, head_style: DOUBLE CHAMFER, body_height: 3.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-178-8268, 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
P921
NSN: 5950-00-178-8268
NIINs: 001788268, 002817242
FSC: 5950 — Coils and Transformers
CAGE: 90095 — INRCORE, LLC DIV INRCORE (USA)
SPECIFICATIONS
height0.339 INCHES NOMINAL IN
diameter0.360 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN
materialSTEEL COMP 1020 OVERALL
body_width1.875 INCHES NOMINAL IN
head_styleDOUBLE CHAMFER
body_height3.000 INCHES NOMINAL IN
body_length2.562 INCHES NOMINAL IN
chamfer_length0.016 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height4.406 INCHES NOMINAL IN
mounting_methodFLANGE AND THREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
NSN5950-00-178-8268
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN P921 MFR TRANSFORMER,POWER
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
MOUNTING METHOD: FLANGE AND THREADED HOLE(S) SINGLE GROUP
•
BODY WIDTH: 1.875 INCHES NOMINAL IN
•
BODY HEIGHT: 3.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT4.406 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
INCLOSURE TYPEHERMETICALLY SEALED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHODFLANGE AND THREADED HOLE(S) SINGLE GROUP
BODY WIDTH1.875 INCHES NOMINAL IN
BODY HEIGHT3.000 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
NOMINAL THREAD SIZE0.138 INCHES SINGLE GROUP IN
SUBSTITUTES & CROSS-REFERENCES 1
901587-501Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 P921?
P921 is a TRANSFORMER,POWER.
What parts can replace P921?
There is 1 known substitute for P921: 901587-501. Substitute compatibility should be verified for your specific system.
What is the NSN for P921?
P921 is cataloged in the U.S. Government catalog under NSN 5950-00-178-8268. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.