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31-4018 — RESISTOR,FIXED,COMPOSITION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

31-4018: RESISTOR,FIXED,COMPOSITION.

The RESISTOR,FIXED,COMPOSITION is a the manufacturer industrial component. Key specifications include length: 101.790 INCHES NOMINAL IN, material: RUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED, surface_condition: SMOOTH, fabrication_method: MOLDED, environmental_protection: OIL RESISTANT AND OZONE RESISTANT AND WEATHER RESISTANT, cross-sectional_shape_style: CIRCULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-159-9609, 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
31-4018
NSN: 5330-00-159-9609
NIINs: 001599609, 014585567
FSC: 5330 — Packing and Gasket Materials
CAGE: 94231 — THE CHAMPION COMPANY DIV GROUND SUPPORT EQUIPMENT (USA)
SPECIFICATIONS
length101.790 INCHES NOMINAL IN
materialRUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED
surface_conditionSMOOTH
fabrication_methodMOLDED
environmental_protectionOIL RESISTANT AND OZONE RESISTANT AND WEATHER RESISTANT
cross-sectional_shape_styleCIRCULAR
nonmetallic_hardness_rating35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A
cross_section_outside_diameter0.410 INCHES NOMINAL IN
material_document_and_classificationMIL-R-6855, CLASS 2, TYPE A, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
NSN5330-00-159-9609
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 31-4018 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
•
LENGTH: 101.790 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855, CLASS 2, TYPE A, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
SURFACE CONDITION: SMOOTH
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
ENVIRONMENTAL PROTECTION: OIL RESISTANT AND OZONE RESISTANT AND WEATHER RESISTANT
•
CROSS SECTION OUTSIDE DIAMETER: 0.410 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED
•
FABRICATION METHOD: MOLDED
TECHNICAL CHARACTERISTICS
LENGTH101.790 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855, CLASS 2, TYPE A, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
SURFACE CONDITIONSMOOTH
CROSS-SECTIONAL SHAPE STYLECIRCULAR
ENVIRONMENTAL PROTECTIONOIL RESISTANT AND OZONE RESISTANT AND WEATHER RESISTANT
CROSS SECTION OUTSIDE DIAMETER0.410 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED
FABRICATION METHODMOLDED
NONMETALLIC HARDNESS RATING35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 31-4018?
31-4018 is a RESISTOR,FIXED,COMPOSITION.
What is the NSN for 31-4018?
31-4018 is cataloged in the U.S. Government catalog under NSN 5330-00-159-9609. This indicates validated use in U.S. government and defense supply chains.
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