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PartsTable / COMPONENT / 324103R91
324103R91 ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.250 INCHES NOMINAL IN, housing_bore_diameter: 1.750 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-847-5834, 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
324103R91
NSN: 5330-00-847-5834
FSC: 5330
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.250 INCHES NOMINAL IN
housing_bore_diameter1.750 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.250 INCHES NOMINAL IN
NSN5330-00-847-5834
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 324103R91 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
•
ACCOMMODATED SHAFT DIAMETER: 1.250 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
CASE STYLE: SQUARE
•
HOUSING BORE DIAMETER: 1.750 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SEAL WIDTH: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER1.250 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
CASE STYLESQUARE
HOUSING BORE DIAMETER1.750 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CASE
SEAL WIDTH0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
MS25036-127Interchangeable
interchangeable cross-reference
interchangeable
B8103BNInterchangeable
interchangeable cross-reference
interchangeable
MIL-T-7928Interchangeable
interchangeable cross-reference
interchangeable
108-1723-101Interchangeable
interchangeable cross-reference
interchangeable
6094805-2Interchangeable
interchangeable cross-reference
interchangeable
477-103Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 324103R91?
324103R91 is a SEAL,PLAIN ENCASED.
What parts can replace 324103R91?
There are 7 known substitutes for 324103R91: MS25036-127, B8103BN, MIL-T-7928 and 4 more. Substitute compatibility should be verified for your specific system.
Is 324103R91 still available?
324103R91 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026