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Technical Data Sheet
PartsTable / COMPONENT / 115788 ITEM 58
115788 ITEM 58 ✓ 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 BACK-UP RING,PREFORMED PACKING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-581-3226, 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
115788 ITEM 58
NSN: 5330-01-581-3226
FSC: 5330
CAGE: 11384 — KOLLMORGEN CORP (USA)
SPECIFICATIONS
Part Number115788 ITEM 58
NSN5330-01-581-3226
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 115788 ITEM 58 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 8
11662-2Interchangeable
interchangeable cross-reference
interchangeable
715523-1Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-70Interchangeable
interchangeable cross-reference
interchangeable
08007Interchangeable
interchangeable cross-reference
interchangeable
B94.9 0-80 UNF HS G H2Interchangeable
interchangeable cross-reference
interchangeable
11662-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 115788 ITEM 58?
115788 ITEM 58 is a BACK-UP RING,PREFORMED PACKING.
What parts can replace 115788 ITEM 58?
There are 8 known substitutes for 115788 ITEM 58: 11662-2, 715523-1, GGG-T-70 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 115788 ITEM 58?
115788 ITEM 58 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-581-3226. 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