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Technical Data Sheet
PartsTable / O-RING / 622749
622749 ✓ 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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: RUBBER SYNTHETIC, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 4.482 INCHES MINIMUM AND 4.558 INCHES MAXIMUM IN, center_hole_diameter: 4.085 INCHES MINIMUM AND 4.115 INCHES MAXIMUM IN, cross-sectional_height: 0.187 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 5331-00-579-3161, 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
622749
NSN: 5331-00-579-3161
FSC: 5331 — O-RING
CAGE: 07128 — TRELLEBORG SEALING SOLUTIONS EL SEGUNDO, INC. DBA TSS EL SEGUNDO (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter4.482 INCHES MINIMUM AND 4.558 INCHES MAXIMUM IN
center_hole_diameter4.085 INCHES MINIMUM AND 4.115 INCHES MAXIMUM IN
cross-sectional_height0.187 INCHES NOMINAL IN
NSN5331-00-579-3161
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 622749 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
•
CENTER HOLE DIAMETER: 4.085 INCHES MINIMUM AND 4.115 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 4.482 INCHES MINIMUM AND 4.558 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER4.085 INCHES MINIMUM AND 4.115 INCHES MAXIMUM IN
OUTSIDE DIAMETER4.482 INCHES MINIMUM AND 4.558 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
622749Interchangeable
interchangeable cross-reference
interchangeable
16695Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS83461/1Interchangeable
interchangeable cross-reference
interchangeable
ARP568-346-V8Interchangeable
interchangeable cross-reference
interchangeable
MIL-P-83461/1Interchangeable
interchangeable cross-reference
interchangeable
AD571-24Y99FN6Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 622749?
622749 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 622749?
There are 12 known substitutes for 622749: 622749, 16695, SAE-AS83461/1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 622749?
622749 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-579-3161. 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