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Technical Data Sheet
PartsTable / COMPONENT / 9151-18
9151-18 ✓ 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 GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, first_end_style: SQUARE, pin_overall_length: 0.375 INCHES NOMINAL IN, pin_overall_diameter: 0.0940 INCHES NOMINAL IN, second_end_relationship_with_first_end: IDENTICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-800-2346, 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
9151-18
NSN: 5330-00-800-2346
FSC: 5330
CAGE: 94120 — AQUALUNG USA, INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
first_end_styleSQUARE
pin_overall_length0.375 INCHES NOMINAL IN
pin_overall_diameter0.0940 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
NSN5330-00-800-2346
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9151-18 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
•
OUTSIDE DIAMETER: 2.500 INCHES MINIMUM AND 2.562 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
APERTURE DIAMETER: 2.190 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
•
CROSS-SECTIONAL THICKNESS: 0.025 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER2.500 INCHES MINIMUM AND 2.562 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
MATERIALRUBBER SYNTHETIC OVERALL
APERTURE DIAMETER2.190 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
CROSS-SECTIONAL THICKNESS0.025 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MS35290-74Interchangeable
interchangeable cross-reference
interchangeable
100034Interchangeable
interchangeable cross-reference
interchangeable
ST4645012HE0001Interchangeable
interchangeable cross-reference
interchangeable
4384Interchangeable
interchangeable cross-reference
interchangeable
100-034-401Interchangeable
interchangeable cross-reference
interchangeable
912082-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9151-18?
9151-18 is a GEARSHAFT,SPUR.
What parts can replace 9151-18?
There are 17 known substitutes for 9151-18: MS35290-74, 100034, ST4645012HE0001 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9151-18?
9151-18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-800-2346. 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