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Technical Data Sheet
N257129 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: GASKET. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-292-7160, 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
N257129
NSN: 5330-01-292-7160
FSC: 5330
CAGE: 08576 — PENTAIR FILTRATION SOLUTIONS, LLC (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyGASKET
NSN5330-01-292-7160
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N257129 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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
4730000909252Interchangeable
interchangeable cross-reference
interchangeable
802CX548Interchangeable
interchangeable cross-reference
interchangeable
8713987Interchangeable
interchangeable cross-reference
interchangeable
4961Interchangeable
interchangeable cross-reference
interchangeable
122052Interchangeable
interchangeable cross-reference
interchangeable
6815-134Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N257129?
N257129 is a GASKET.
What parts can replace N257129?
There are 23 known substitutes for N257129: 4730000909252, 802CX548, 8713987 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N257129?
N257129 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-292-7160. This indicates validated use in U.S. government and defense supply chains.
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