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6731-11-9980 — GASKET AND PREFORMED PACKING SET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6731-11-9980: GASKET AND PREFORMED PACKING SET.

GASKET AND PREFORMED PACKING SET. Key specifications include document_type: PARTS LIST, document_source: 23926, component_quantity: 84, document_identification: WA250-3 WHEEL LOADER. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-506-2729, 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
6731-11-9980
NSN: 5330-01-506-2729
FSC: 5330 — Packing and Gasket Materials
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
document_typePARTS LIST
document_source23926
component_quantity84
document_identificationWA250-3 WHEEL LOADER
NSN5330-01-506-2729
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6731-11-9980 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
•
COMPONENT QUANTITY: 84
•
DOCUMENT TYPE: PARTS LIST
•
COMPONENT DOCUMENT PAGE NUMBER: E9AC610T.001 PAGE A-113 021797
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DOCUMENT IDENTIFICATION: WA250-3 WHEEL LOADER
•
NONSUPPLY ITEMS AND QUANTITIES: 23926 6736-11-3880 SEAL, INJECTOR 6; 6732-81-8830 GASKET, TURBOCHARGER 1; 6732-11-8620 SEAL, RECTANGULAR RING 1; 6732-21-5170 WASHER, SEALING 1; 6732-11-8810 GASKET, VALVE COVER 6; 6732-71-6230 SEAL, BANJO CONNECTOR 6; 6736-11-5810 GASKET, EXHAUST MANIFOLD 6; 6736-71-6220 SEAL, RECTANGULAR RING 1; 6736-11-5620 WASHER, SEALING 1; 6736-11-8130 O-RING 6; 6736-11-5590 GASKET, EXHAUST OUTLET CONNECTION 1; 6735-11-4810 GASKET, INTAKE MANIFOLD COVER 1; 6735-51-8120 GASKET, OIL DRAIN 1; 07005-00812 WASHER, SEALING 2; 6736 SLEEVE, INJECTOR 6; 6736-11-3420 SEAL, INJECTOR 6; 6732-61-6420 GASKET, THERMOSTAT HOUSING COVER 1; 6736-11-3430 SEAL, INJECTOR 6; 6735-11-1811 GASKET, CYLINDER HEAD-STD 1; 6732-41-4530 SEAL, VALVE STEM 12; 6732-41-4540 SEAL, VALVE STEM 12
•
DOCUMENT SOURCE: 23926
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY84
DOCUMENT TYPEPARTS LIST
COMPONENT DOCUMENT PAGE NUMBERE9AC610T.001 PAGE A-113 021797
DOCUMENT IDENTIFICATIONWA250-3 WHEEL LOADER
NONSUPPLY ITEMS AND QUANTITIES23926 6736-11-3880 SEAL, INJECTOR 6; 6732-81-8830 GASKET, TURBOCHARGER 1; 6732-11-8620 SEAL, RECTANGULAR RING 1; 6732-21-5170 WASHER, SEALING 1; 6732-11-8810 GASKET, VALVE COVER 6; 6732-71-6230 SEAL, BANJO CONNECTOR 6; 6736-11-5810 GASKET, EXHAUST MANIFOLD 6; 6736-71-6220 SEAL, RECTANGULAR RING 1; 6736-11-5620 WASHER, SEALING 1; 6736-11-8130 O-RING 6; 6736-11-5590 GASKET, EXHAUST OUTLET CONNECTION 1; 6735-11-4810 GASKET, INTAKE MANIFOLD COVER 1; 6735-51-8120 GASKET, OIL DRAIN 1; 07005-00812 WASHER, SEALING 2; 6736 SLEEVE, INJECTOR 6; 6736-11-3420 SEAL, INJECTOR 6; 6732-61-6420 GASKET, THERMOSTAT HOUSING COVER 1; 6736-11-3430 SEAL, INJECTOR 6; 6735-11-1811 GASKET, CYLINDER HEAD-STD 1; 6732-41-4530 SEAL, VALVE STEM 12; 6732-41-4540 SEAL, VALVE STEM 12
DOCUMENT SOURCE23926
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
6735-01-1110Reference 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 6731-11-9980?
6731-11-9980 is a GASKET AND PREFORMED PACKING SET.
What parts can replace 6731-11-9980?
There is 1 known substitute for 6731-11-9980: 6735-01-1110. Substitute compatibility should be verified for your specific system.
What is the NSN for 6731-11-9980?
6731-11-9980 is cataloged in the U.S. Government catalog under NSN 5330-01-506-2729. This indicates validated use in U.S. government and defense supply chains.
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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.