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120428 — TRANSFORMER,POWER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

120428: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 4.250 INCHES NOMINAL IN, body_height: 5.440 INCHES NOMINAL IN, body_length: 5.000 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, 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 5330-00-469-6788, 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
120428
NSN: 5330-00-469-6788
NIINs: 004696788, 008693192, 009080668, 016257717
FSC: 5330 — Packing and Gasket Materials
CAGE: 79410 — LIBERTY VENTURES INTI, LLC (USA)
SPECIFICATIONS
body_width4.250 INCHES NOMINAL IN
body_height5.440 INCHES NOMINAL IN
body_length5.000 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
special_featuresSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
nominal_thread_size0.190 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
supplementary_featuresCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNF SINGLE GROUP
NSN5330-00-469-6788
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 120428 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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SUPPLEMENTARY FEATURES: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
SPECIAL FEATURESSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
SUBSTITUTES & CROSS-REFERENCES 1
5330PL1440959Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 120428?
120428 is a TRANSFORMER,POWER.
What parts can replace 120428?
There is 1 known substitute for 120428: 5330PL1440959. Substitute compatibility should be verified for your specific system.
What is the NSN for 120428?
120428 is cataloged in the U.S. Government catalog under NSN 5330-00-469-6788. This indicates validated use in U.S. government and defense supply chains.
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