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Technical Data Sheet
PartsTable / O-RING / 100-101-401 IT 9
100-101-401 IT 9 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, center_hole_diameter: 25.690 INCHES NOMINAL IN, cross-sectional_height: 0.139 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: SEAL CARRIER FACE O-RING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-604-3844, 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
100-101-401 IT 9
NSN: 5331-01-604-3844
FSC: 5331 — O-RING
CAGE: 0ZEU0 — MIDE TECHNOLOGY CORP (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter25.690 INCHES NOMINAL IN
cross-sectional_height0.139 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySEAL CARRIER FACE O-RING
NSN5331-01-604-3844
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 100-101-401 IT 9 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
•
CROSS-SECTIONAL HEIGHT: 0.139 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 25.690 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL CARRIER FACE O-RING
MATERIALRUBBER
CROSS-SECTIONAL HEIGHT0.139 INCHES NOMINAL IN
CENTER HOLE DIAMETER25.690 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
5803-1Interchangeable
interchangeable cross-reference
interchangeable
HE414-0022-0005Interchangeable
interchangeable cross-reference
interchangeable
JP-1191-FInterchangeable
interchangeable cross-reference
interchangeable
UG203Interchangeable
interchangeable cross-reference
interchangeable
580Interchangeable
interchangeable cross-reference
interchangeable
LOCTITE 580Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 100-101-401 IT 9?
100-101-401 IT 9 is a O-RING.
What parts can replace 100-101-401 IT 9?
There are 10 known substitutes for 100-101-401 IT 9: 5803-1, HE414-0022-0005, JP-1191-F and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 100-101-401 IT 9?
100-101-401 IT 9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-604-3844. 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