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34279 — HEATING ELEMENT,ELECTRICAL,NONIM

✓ Government record, cited
Trefl · ORING SEAL
PRODUCT OVERVIEW

34279: HEATING ELEMENT,ELECTRICAL,NONIM.

HEATING ELEMENT,ELECTRICAL,NONIM. Key specifications include phase: SINGLE SINGLE VOLTAGE, length: 22.000 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING SHEATH, body_style: FINNED, TUBULAR, TERMINAL'S AT EACH END, special_features: 2-PASS CONSTRUCTION; B-DIMENSION 22 INCHES; CERAMIC TERMINAL BLOCK,THREADED,NICKEL-PLATED 1032 IN, frequency_in_hertz: 60.0. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-075-5600, 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
34279
NSN: 5330-00-075-5600
NIINs: 000755600, 001136251, 012648993, 013500154
FSC: 5330 — Packing and Gasket Materials
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
phaseSINGLE SINGLE VOLTAGE
length22.000 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING SHEATH
body_styleFINNED, TUBULAR, TERMINAL'S AT EACH END
heat_quantity1
element_quantity1
special_features2-PASS CONSTRUCTION; B-DIMENSION 22 INCHES; CERAMIC TERMINAL BLOCK,THREADED,NICKEL-PLATED 1032 IN
terminal_quantity1
frequency_in_hertz60.0
end_item_identificationAIR DUCT HEATERS
element_connection_styleSTUD TYPE
element_radiation_spectrumNONINFRARED
NSN5330-00-075-5600
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 34279 MFR: Trefl ⚠ 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.375 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR-OPPOSED
•
OUTSIDE DIAMETER: 4.506 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 4.500 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3600 FEET PER MINUTE FT
•
CASE STYLE: RECESSED
•
ACCOMMODATED SHAFT DIAMETER: 3.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
SEAL WIDTH0.375 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR-OPPOSED
OUTSIDE DIAMETER4.506 INCHES NOMINAL IN
HOUSING BORE DIAMETER4.500 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3600 FEET PER MINUTE FT
CASE STYLERECESSED
ACCOMMODATED SHAFT DIAMETER3.438 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC CASE
MATERIALSTEEL CASE
SUBSTITUTES & CROSS-REFERENCES 2
912785Reference document
Same NSN cross-reference
Reference document — Secondary reference
3CB4-3334-20-65Reference document
Same NSN cross-reference
Reference document — Secondary 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 34279?
34279 is a HEATING ELEMENT,ELECTRICAL,NONIM manufactured by Trefl.
What parts can replace 34279?
There are 2 known substitutes for 34279: 912785, 3CB4-3334-20-65. Substitute compatibility should be verified for your specific system.
What is the NSN for 34279?
34279 is cataloged in the U.S. Government catalog under NSN 5330-00-075-5600. This indicates validated use in U.S. government and defense supply chains.
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