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Technical Data Sheet
129509 ✓ 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 RING,METAL is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: EXPANDING CONCENTRIC, joint_style: INTERLOCKING JOINT, overall_width: 0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN, outside_diameter: 1.750 INCHES NOMINAL IN, surface_treatment: GRAPHITE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-607-1182, 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
129509
NSN: 5330-00-607-1182
FSC: 5330
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleEXPANDING CONCENTRIC
joint_styleINTERLOCKING JOINT
overall_width0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN
outside_diameter1.750 INCHES NOMINAL IN
surface_treatmentGRAPHITE OVERALL
fsc_application_dataTRANSMISSION,HYDRAULIC,VEHICULAR
radial_wall_thickness0.0710 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN
metallic_hardness_rating98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN5330-00-607-1182
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 129509 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
MATERIAL: IRON OVERALL
JOINT STYLE: INTERLOCKING JOINT
METALLIC HARDNESS RATING: 98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B
SURFACE TREATMENT: GRAPHITE OVERALL
RADIAL WALL THICKNESS: 0.0710 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN
RING STYLE: EXPANDING CONCENTRIC
OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALIRON OVERALL
JOINT STYLEINTERLOCKING JOINT
METALLIC HARDNESS RATING98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B
SURFACE TREATMENTGRAPHITE OVERALL
OVERALL WIDTH0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN
RADIAL WALL THICKNESS0.0710 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN
RING STYLEEXPANDING CONCENTRIC
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
FSC APPLICATION DATATRANSMISSION,HYDRAULIC,VEHICULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
7008-1Interchangeable
interchangeable cross-reference
interchangeable
SS-5824-2-27 K27Interchangeable
interchangeable cross-reference
interchangeable
515-B-4Interchangeable
interchangeable cross-reference
interchangeable
PR5515-1Interchangeable
interchangeable cross-reference
interchangeable
GC875CJ1Interchangeable
interchangeable cross-reference
interchangeable
D-70081Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 129509?
129509 is a SEAL RING,METAL.
What parts can replace 129509?
There are 7 known substitutes for 129509: 7008-1, SS-5824-2-27 K27, 515-B-4 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 129509?
129509 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-607-1182. This indicates validated use in U.S. government and defense supply chains.
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