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Technical Data Sheet
955309 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include special_features: CROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-565-2638, 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
955309
NSN: 5340-00-565-2638
FSC: 5340
CAGE: 58275 — SASCO INC CANADIAN DIV
SPECIFICATIONS
special_featuresCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
NSN5340-00-565-2638
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 955309 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: RUBBER
MATERIAL HARDNESS RATING: 40.0 DUROMETER MINIMUM AND 50.0 DUROMETER MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER
MATERIAL HARDNESS RATING40.0 DUROMETER MINIMUM AND 50.0 DUROMETER MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
94-1-6-63 DEUpgraded Successor
successor cross-reference
successor
210498Upgraded Successor
successor cross-reference
successor
169249Upgraded Successor
successor cross-reference
successor
2769Interchangeable
interchangeable cross-reference
interchangeable
NAS1676C416Interchangeable
interchangeable cross-reference
interchangeable
MS35335-59Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 955309?
955309 is a PACKING,PREFORMED.
What parts can replace 955309?
There are 18 known substitutes for 955309: 94-1-6-63 DE, 210498, 169249 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 955309?
955309 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-565-2638. This indicates validated use in U.S. government and defense supply chains.
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