PartsTable
Technical Data Sheet
PartsTable / O-RING / A1209
A1209 ✓ 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 RING,BEARING,INNER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 1.7717 INCHES NOMINAL IN, overall_width: 0.7480 INCHES NOMINAL IN, surface_finish: GROUND, style_designator: INNER RING, ROLLER, CYLINDRICAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-171-6649, 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
A1209
NSN: 5331-00-171-6649
FSC: 5331 — O-RING
CAGE: 12190 — CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA ENERTECH DIV CURTISS-WRIGHT FLOW CONTROL (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter1.7717 INCHES NOMINAL IN
overall_width0.7480 INCHES NOMINAL IN
surface_finishGROUND
style_designatorINNER RING, ROLLER, CYLINDRICAL
overall_outside_diameter2.1858 INCHES NOMINAL IN
standard_tolerance_designationRBEC NO.1
NSN5331-00-171-6649
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A1209 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: 1.864 INCHES MINIMUM AND 1.910 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CENTER HOLE DIAMETER: 1.599 INCHES MINIMUM AND 1.619 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.864 INCHES MINIMUM AND 1.910 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CENTER HOLE DIAMETER1.599 INCHES MINIMUM AND 1.619 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
17-6796-060-100Interchangeable
interchangeable cross-reference
interchangeable
65S27162Interchangeable
interchangeable cross-reference
interchangeable
F224M2Z8Interchangeable
interchangeable cross-reference
interchangeable
SP62301Interchangeable
interchangeable cross-reference
interchangeable
8448628Interchangeable
interchangeable cross-reference
interchangeable
10050179548Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy A1209?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is A1209?
A1209 is a RING,BEARING,INNER.
What parts can replace A1209?
There are 25 known substitutes for A1209: 17-6796-060-100, 65S27162, F224M2Z8 and 22 more. Substitute compatibility should be verified for your specific system.
Is A1209 still available?
A1209 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — A1209

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026