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Technical Data Sheet
PartsTable / COMPONENT / 16683-22-1
16683-22-1 ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: SQUARE, seal_width: 0.438 INCHES NOMINAL IN, housing_bore_diameter: 3.543 INCHES NOMINAL IN, sealing_element_style: VERTICAL, accommodated_shaft_diameter: 2.625 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-133-5716, 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
16683-22-1
NSN: 5330-00-133-5716
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.438 INCHES NOMINAL IN
housing_bore_diameter3.543 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter2.625 INCHES NOMINAL IN
NSN5330-00-133-5716
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 16683-22-1 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: 0.438 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 2.625 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
CASE STYLE: SQUARE
•
SEALING ELEMENT STYLE: VERTICAL
•
HOUSING BORE DIAMETER: 3.543 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.438 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER2.625 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
CASE STYLESQUARE
MATERIALSTEEL CASE
SEALING ELEMENT STYLEVERTICAL
HOUSING BORE DIAMETER3.543 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
26-195Interchangeable
interchangeable cross-reference
interchangeable
20419Interchangeable
interchangeable cross-reference
interchangeable
9026195Interchangeable
interchangeable cross-reference
interchangeable
2933984Interchangeable
interchangeable cross-reference
interchangeable
29-9DInterchangeable
interchangeable cross-reference
interchangeable
29-9AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 16683-22-1?
16683-22-1 is a SEAL,PLAIN ENCASED.
What parts can replace 16683-22-1?
There are 7 known substitutes for 16683-22-1: 26-195, 20419, 9026195 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 16683-22-1?
16683-22-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-133-5716. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026