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ST01117 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST01117: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, center_hole_diameter: 17.955 INCHES NOMINAL IN, cross-sectional_height: 18.505 INCHES NOMINAL IN, end_item_identification: 1915-01-495-0036, part_name_assigned_by_controlling_agency: ROUND NO. 465 MEDIUM HARD BUNA N O-RING.

This part is cataloged in the U.S. Government catalog under NSN 5331-01-688-0684, 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
ST01117
NSN: 5331-01-688-0684
FSC: 5331 — O-ring
CAGE: 4X3T2 — EATON FILTRATION LLC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
center_hole_diameter17.955 INCHES NOMINAL IN
cross-sectional_height18.505 INCHES NOMINAL IN
end_item_identification1915-01-495-0036
part_name_assigned_by_controlling_agencyROUND NO. 465 MEDIUM HARD BUNA N O-RING
NSN5331-01-688-0684
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST01117 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
•
CROSS-SECTIONAL HEIGHT: 18.505 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 17.955 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT18.505 INCHES NOMINAL IN
CENTER HOLE DIAMETER17.955 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYROUND NO. 465 MEDIUM HARD BUNA N O-RING
END ITEM IDENTIFICATION1915-01-495-0036
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 1
1KTL8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST01117?
ST01117 is a O-RING.
What parts can replace ST01117?
There is 1 known substitute for ST01117: 1KTL8. Substitute compatibility should be verified for your specific system.
What is the NSN for ST01117?
ST01117 is cataloged in the U.S. Government catalog under NSN 5331-01-688-0684. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.