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209781 — CAGE,AIRCRAFT,MATER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

209781: CAGE,AIRCRAFT,MATER.

The CAGE,AIRCRAFT,MATER is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONTRACTING CONCENTRIC, joint_style: INTERLOCKING JOINT, overall_width: 0.0920 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN, inside_diameter: 0.937 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN, surface_treatment: GRAPHITE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-620-6111, 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
209781
NSN: 5330-00-620-6111
NIINs: 006206111, 015451362
FSC: 5330 — Packing and Gasket Materials
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleCONTRACTING CONCENTRIC
joint_styleINTERLOCKING JOINT
overall_width0.0920 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
inside_diameter0.937 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
surface_treatmentGRAPHITE OVERALL
radial_wall_thickness0.0390 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN
metallic_hardness_rating98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN5330-00-620-6111
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 209781 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
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: INTERLOCKING JOINT
•
INSIDE DIAMETER: 0.937 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
•
RADIAL WALL THICKNESS: 0.0390 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN
•
RING STYLE: CONTRACTING CONCENTRIC
•
SURFACE TREATMENT: GRAPHITE OVERALL
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.0920 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEINTERLOCKING JOINT
INSIDE DIAMETER0.937 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
RADIAL WALL THICKNESS0.0390 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN
RING STYLECONTRACTING CONCENTRIC
SURFACE TREATMENTGRAPHITE OVERALL
MATERIALIRON OVERALL
METALLIC HARDNESS RATING98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B
SUBSTITUTES & CROSS-REFERENCES 1
007209781Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 209781?
209781 is a CAGE,AIRCRAFT,MATER.
What parts can replace 209781?
There is 1 known substitute for 209781: 007209781. Substitute compatibility should be verified for your specific system.
What is the NSN for 209781?
209781 is cataloged in the U.S. Government catalog under NSN 5330-00-620-6111. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.