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PartsTable / COMPONENT / 8618702
8618702 ✓ 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: RUBBER SYNTHETIC SEALING ELEMENT, case_style: FLANGED, seal_width: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, outside_diameter: 2.506 INCHES NOMINAL IN, surface_treatment: CADMIUM CASE, housing_bore_diameter: 2.502 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 5330-00-732-5263, 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
8618702
NSN: 5330-00-732-5263
FSC: 5330
CAGE: 72590 — HYDRAMATIC DIV OF GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleFLANGED
seal_width0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
outside_diameter2.506 INCHES NOMINAL IN
surface_treatmentCADMIUM CASE
housing_bore_diameter2.502 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.688 INCHES NOMINAL IN
NSN5330-00-732-5263
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8618702 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
•
SEALING ELEMENT STYLE: ANGULAR
•
OUTSIDE DIAMETER: 2.506 INCHES NOMINAL IN
•
SEAL WIDTH: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
CASE STYLE: FLANGED
•
HOUSING BORE DIAMETER: 2.502 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 1.688 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM CASE
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
OUTSIDE DIAMETER2.506 INCHES NOMINAL IN
SEAL WIDTH0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
CASE STYLEFLANGED
HOUSING BORE DIAMETER2.502 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER1.688 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM CASE
MATERIALSTEEL CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
AMS-QQA200-3Interchangeable
interchangeable cross-reference
interchangeable
QQA200-3Interchangeable
interchangeable cross-reference
interchangeable
1M223Interchangeable
interchangeable cross-reference
interchangeable
3126989Interchangeable
interchangeable cross-reference
interchangeable
16-871Interchangeable
interchangeable cross-reference
interchangeable
22584Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8618702?
8618702 is a SEAL,PLAIN ENCASED.
What parts can replace 8618702?
There are 9 known substitutes for 8618702: AMS-QQA200-3, QQA200-3, 1M223 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8618702?
8618702 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-732-5263. 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