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T191 — TRANSFORMER,POWER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

T191: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_width: 4.750 INCHES NOMINAL IN, body_height: 6.562 INCHES NOMINAL IN, body_length: 9.375 INCHES NOMINAL IN, inclosure_type: OPEN, overall_height: 0.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2590-00-705-7814, 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
T191
NSN: 2590-00-705-7814
NIINs: 007057814, 007878189, 008093716, 011251115
FSC: 2590 — Miscellaneous Vehicular Components
CAGE: 0CSK6 — WINCO, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width4.750 INCHES NOMINAL IN
body_height6.562 INCHES NOMINAL IN
body_length9.375 INCHES NOMINAL IN
inclosure_typeOPEN
overall_height0.625 INCHES NOMINAL IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
outside_diameter3.000 INCHES NOMINAL IN
style_designatorTHREADED TYPE-INTERNAL
surface_treatmentCADMIUM OVERALL
accommodation_typeKNURLED END GRIPPING
NSN2590-00-705-7814
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN T191 MFR TRANSFORMER,POWER
KEY FEATURES
•
ACCOMMODATION TYPE: KNURLED END GRIPPING
•
RETAINING DEVICE TYPE: CHAIN
•
STYLE DESIGNATOR: THREADED TYPE-INTERNAL
•
FILLER NECK DIAMETER FOR WHICH DESIGNED: 2.876 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 3.000 INCHES NOMINAL IN
•
SYSTEM FOR WHICH DESIGNED: NONPRESSURIZED
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.625 INCHES NOMINAL IN
ACCOMMODATION TYPEKNURLED END GRIPPING
RETAINING DEVICE TYPECHAIN
STYLE DESIGNATORTHREADED TYPE-INTERNAL
FILLER NECK DIAMETER FOR WHICH DESIGNED2.876 INCHES NOMINAL IN
OUTSIDE DIAMETER3.000 INCHES NOMINAL IN
SYSTEM FOR WHICH DESIGNEDNONPRESSURIZED
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
RETAINING DEVICE LENGTH7.000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
A21951Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T191?
T191 is a TRANSFORMER,POWER.
What parts can replace T191?
There is 1 known substitute for T191: A21951. Substitute compatibility should be verified for your specific system.
What is the NSN for T191?
T191 is cataloged in the U.S. Government catalog under NSN 2590-00-705-7814. 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.