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28799 — BEARING CAP,ACTUATOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

28799: BEARING CAP,ACTUATOR.

The BEARING CAP,ACTUATOR is a the manufacturer industrial component. Key specifications include material: IRON CAST OVERALL, style_designator: ROUND, end_item_identification: NIMITZ CLASS CVN;BRADEN CH400 WINCH. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-070-2050, 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
28799
NSN: 5330-00-070-2050
NIINs: 000702050, 011083975, 015065940, 016132978
FSC: 5330 — Packing and Gasket Materials
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialIRON CAST OVERALL
style_designatorROUND
end_item_identificationNIMITZ CLASS CVN;BRADEN CH400 WINCH
NSN5330-00-070-2050
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 28799 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
•
SEAL WIDTH: 0.468 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR-OPPOSED
•
HOUSING BORE DIAMETER: 4.003 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 2.875 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.468 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR-OPPOSED
HOUSING BORE DIAMETER4.003 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
CASE STYLESQUARE
SPECIAL FEATURESMUST HAVE INTERNAL COVER PLATE
ACCOMMODATED SHAFT DIAMETER2.875 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT A
MATERIALRUBBER SYNTHETIC SEALING ELEMENT B
SUBSTITUTES & CROSS-REFERENCES 4
111721Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
415011Reference document
Same NSN cross-reference
Reference document — Secondary reference
415011BTSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
13823P11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28799?
28799 is a BEARING CAP,ACTUATOR.
What parts can replace 28799?
There are 4 known substitutes for 28799: 111721, 415011, 415011BT and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28799?
28799 is cataloged in the U.S. Government catalog under NSN 5330-00-070-2050. This indicates validated use in U.S. government and defense supply chains.
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