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PartsTable / COMPONENT / 159-0001-003
159-0001-003 ✓ 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 BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, shank_length: 0.250 INCHES NOMINAL IN, overall_height: 0.500 INCHES NOMINAL IN, style_designator: ROUND TOP COTTER PIN STUD, fastening_device_size: NO. 8-32 MACHINE SCREW, fastening_device_type: MACHINE SCREW.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-229-0306, 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
159-0001-003
NSN: 5340-00-229-0306
FSC: 5340
CAGE: 91141 — DAVIDSON OPTRONICS INC. DBA DOI VENTURE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
shank_length0.250 INCHES NOMINAL IN
overall_height0.500 INCHES NOMINAL IN
style_designatorROUND TOP COTTER PIN STUD
fastening_device_sizeNO. 8-32 MACHINE SCREW
fastening_device_typeMACHINE SCREW
material_hardness_rating75.0 DUROMETER NOMINAL
outside/top_flange_diameter0.500 INCHES NOMINAL IN
NSN5340-00-229-0306
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 159-0001-003 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
•
MATERIAL HARDNESS RATING: 75.0 DUROMETER NOMINAL
•
OUTSIDE/TOP FLANGE DIAMETER: 0.500 INCHES NOMINAL IN
•
SHANK LENGTH: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND TOP COTTER PIN STUD
•
FASTENING DEVICE TYPE: MACHINE SCREW
•
MATERIAL: RUBBER SYNTHETIC
•
FASTENING DEVICE SIZE: NO. 8-32 MACHINE SCREW
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL HARDNESS RATING75.0 DUROMETER NOMINAL
OUTSIDE/TOP FLANGE DIAMETER0.500 INCHES NOMINAL IN
SHANK LENGTH0.250 INCHES NOMINAL IN
STYLE DESIGNATORROUND TOP COTTER PIN STUD
FASTENING DEVICE TYPEMACHINE SCREW
OVERALL HEIGHT0.500 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
FASTENING DEVICE SIZENO. 8-32 MACHINE SCREW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
MAC-51Interchangeable
interchangeable cross-reference
interchangeable
9549Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 159-0001-003?
159-0001-003 is a BUMPER.
What parts can replace 159-0001-003?
There are 2 known substitutes for 159-0001-003: MAC-51, 9549. Substitute compatibility should be verified for your specific system.
What is the NSN for 159-0001-003?
159-0001-003 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-229-0306. 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