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Technical Data Sheet
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28669 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The HEAD,LINEAR ACTUATING CYLINDER is a the manufacturer industrial component. Key specifications include end_item_identification: TORNADO AIRCRAFT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-253-2611, 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
28669
NSN: 5330-00-253-2611
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
end_item_identificationTORNADO AIRCRAFT
NSN5330-00-253-2611
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 28669 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
•
OUTSIDE DIAMETER: 3.756 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3600 FEET PER MINUTE FT
•
SEAL WIDTH: 0.375 INCHES NOMINAL IN
•
TEMP RATING: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
ACCOMMODATED SHAFT DIAMETER: 2.875 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
•
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER3.756 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3600 FEET PER MINUTE FT
SEAL WIDTH0.375 INCHES NOMINAL IN
TEMP RATING-65.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
ACCOMMODATED SHAFT DIAMETER2.875 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT A
CASE STYLESQUARE
SURFACE TREATMENTPLASTIC CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
28669Interchangeable
interchangeable cross-reference
interchangeable
970-28340Interchangeable
interchangeable cross-reference
interchangeable
970-28340 ITEM 4Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28669?
28669 is a HEAD,LINEAR ACTUATING CYLINDER.
What parts can replace 28669?
There are 4 known substitutes for 28669: 28669, 970-28340, 970-28340 ITEM 4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28669?
28669 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-253-2611. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026