PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 291102C91
291102C91 ✓ 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: LEATHER SEALING ELEMENT, case_style: SQUARE, seal_width: 0.250 INCHES NOMINAL IN, outside_diameter: 2.506 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 2.502 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-728-7390, 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
291102C91
NSN: 5330-00-728-7390
FSC: 5330
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
materialLEATHER SEALING ELEMENT
case_styleSQUARE
seal_width0.250 INCHES NOMINAL IN
outside_diameter2.506 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter2.502 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.500 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-728-7390
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 291102C91 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 MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
SEALING ELEMENT STYLE: ANGULAR
•
MATERIAL: STEEL CASE
•
HOUSING BORE DIAMETER: 2.502 INCHES NOMINAL IN
•
SEAL WIDTH: 0.250 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 1.500 INCHES NOMINAL IN
•
SURFACE TREATMENT: PLASTIC CASE
•
OUTSIDE DIAMETER: 2.506 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
SEALING ELEMENT STYLEANGULAR
MATERIALSTEEL CASE
HOUSING BORE DIAMETER2.502 INCHES NOMINAL IN
SEAL WIDTH0.250 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER1.500 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC CASE
OUTSIDE DIAMETER2.506 INCHES NOMINAL IN
MATERIALLEATHER SEALING ELEMENT
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
9M2616Interchangeable
interchangeable cross-reference
interchangeable
6F4927Interchangeable
interchangeable cross-reference
interchangeable
10392319-3Interchangeable
interchangeable cross-reference
interchangeable
311-00-500KInterchangeable
interchangeable cross-reference
interchangeable
3251L-1-504ANDH-25Interchangeable
interchangeable cross-reference
interchangeable
7076692Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 291102C91?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 291102C91?
291102C91 is a SEAL,PLAIN ENCASED.
What parts can replace 291102C91?
There are 18 known substitutes for 291102C91: 9M2616, 6F4927, 10392319-3 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 291102C91?
291102C91 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-728-7390. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 291102C91

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026