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Technical Data Sheet
PartsTable / COMPONENT / 1030874
1030874 ✓ 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 DUMMY CARTRIDGE,40 MILLIMETER is a the manufacturer industrial component. Key specifications include special_features: MARKED W/NO. 2, attachment_method: PRESS FIT, overall_thickness: 0.010 INCHES NOMINAL IN, surface_treatment: PAINT OVERALL, material_transparency: CLEAR, end_item_identification: WATERJET,MARINE HM422 87.5KM.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-429-9511, 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
1030874
NSN: 5330-01-429-9511
FSC: 5330
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
special_featuresMARKED W/NO. 2
attachment_methodPRESS FIT
overall_thickness0.010 INCHES NOMINAL IN
surface_treatmentPAINT OVERALL
material_transparencyCLEAR
end_item_identificationWATERJET,MARINE HM422 87.5KM
part_name_assigned_by_controlling_agencySHIM 0.010
NSN5330-01-429-9511
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1030874 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
1030874Interchangeable
Dummy Cartridge,40 Millimeter
interchangeable
103874Interchangeable
Dummy Cartridge,40 Millimeter
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1030874?
1030874 is a DUMMY CARTRIDGE,40 MILLIMETER.
What parts can replace 1030874?
There are 2 known substitutes for 1030874: 1030874, 103874. Substitute compatibility should be verified for your specific system.
What is the NSN for 1030874?
1030874 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-429-9511. 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