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PartsTable / COMPONENT / 9501-3
9501-3 ✓ 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 SWITCH,LOCK,IGNITION is a the manufacturer industrial component. Key specifications include color: YELLOW OVERALL, material: STEEL, head_style: HEXAGON, head_height: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN, block_length: 8.750 INCHES NOMINAL IN, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-019-3523, 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
9501-3
NSN: 5330-01-019-3523
FSC: 5330
CAGE: 94001 — LEAR SIEGLER INC HYPRO DIV (USA)
SPECIFICATIONS
colorYELLOW OVERALL
materialSTEEL
head_styleHEXAGON
head_height0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
block_length8.750 INCHES NOMINAL IN
thread_class2A A
chamfer_angle15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
thread_length0.750 INCHES NOMINAL IN
overall_height18.780 INCHES NOMINAL IN
capacity_rating47.7 CUBIC FEET NOMINAL
fastener_length2.500 INCHES NOMINAL IN
furnished_itemsVALVE
NSN5330-01-019-3523
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9501-3 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 6
95013Interchangeable
interchangeable cross-reference
interchangeable
T013Interchangeable
interchangeable cross-reference
interchangeable
40013Interchangeable
interchangeable cross-reference
interchangeable
295074Interchangeable
interchangeable cross-reference
interchangeable
17572Interchangeable
interchangeable cross-reference
interchangeable
050-000030-011Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9501-3?
9501-3 is a SWITCH,LOCK,IGNITION.
What parts can replace 9501-3?
There are 6 known substitutes for 9501-3: 95013, T013, 40013 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9501-3?
9501-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-019-3523. 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