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Technical Data Sheet
PartsTable / COMPONENT / 100G12
100G12 ✓ 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, housing_bore_diameter: 0.999 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.375 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 5330-00-291-6370, 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
100G12
NSN: 5330-00-291-6370
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialLEATHER SEALING ELEMENT
case_styleSQUARE
seal_width0.250 INCHES NOMINAL IN
housing_bore_diameter0.999 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.375 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-291-6370
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 100G12 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
•
HOUSING BORE DIAMETER: 0.999 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: LEATHER SEALING ELEMENT
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
SEAL WIDTH: 0.250 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER0.999 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER0.375 INCHES NOMINAL IN
MATERIALLEATHER SEALING ELEMENT
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
SEAL WIDTH0.250 INCHES NOMINAL IN
MATERIALSTEEL CASE
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
3782Interchangeable
interchangeable cross-reference
interchangeable
12996Interchangeable
interchangeable cross-reference
interchangeable
55876-1Interchangeable
interchangeable cross-reference
interchangeable
03-85-0128Interchangeable
interchangeable cross-reference
interchangeable
352250014033Interchangeable
interchangeable cross-reference
interchangeable
81255Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 100G12?
100G12 is a SEAL,PLAIN ENCASED.
What parts can replace 100G12?
There are 14 known substitutes for 100G12: 3782, 12996, 55876-1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 100G12?
100G12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-6370. 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