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PartsTable / COMPONENT / 1898F578
1898F578 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The GROMMET,NONMETALLIC is a the manufacturer industrial component. Key specifications include material: RUBBER NATURAL OVERALL, groove_width: 0.875 INCHES NOMINAL IN, grommet_style: ROUND, hole_diameter: 0.391 INCHES NOMINAL IN, overall_height: 1.062 INCHES NOMINAL IN, flange_thickness: 0.094 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 5325-00-741-2204, 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
1898F578
NSN: 5325-00-741-2204
FSC: 5325
CAGE: 3D6E9 — MERITOR INDUSTRIAL PRODUCTS, LLC (USA)
SPECIFICATIONS
materialRUBBER NATURAL OVERALL
groove_width0.875 INCHES NOMINAL IN
grommet_styleROUND
hole_diameter0.391 INCHES NOMINAL IN
overall_height1.062 INCHES NOMINAL IN
flange_thickness0.094 INCHES NOMINAL IN
groove_outside_diameter0.562 INCHES NOMINAL IN
grommet_construction_typeSOLID
nonmetallic_hardness_rating65.0 MINIMUM SHORE DUROMETER A AND 75.0 MAXIMUM SHORE DUROMETER A
large_flange_outside_diameter0.688 INCHES NOMINAL IN
NSN5325-00-741-2204
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1898F578 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: RUBBER NATURAL OVERALL
•
GROOVE OUTSIDE DIAMETER: 0.562 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.094 INCHES NOMINAL IN
•
GROMMET STYLE: ROUND
•
NONMETALLIC HARDNESS RATING: 65.0 MINIMUM SHORE DUROMETER A AND 75.0 MAXIMUM SHORE DUROMETER A
•
LARGE FLANGE OUTSIDE DIAMETER: 0.688 INCHES NOMINAL IN
•
GROMMET CONSTRUCTION TYPE: SOLID
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT1.062 INCHES NOMINAL IN
MATERIALRUBBER NATURAL OVERALL
GROOVE OUTSIDE DIAMETER0.562 INCHES NOMINAL IN
FLANGE THICKNESS0.094 INCHES NOMINAL IN
GROMMET STYLEROUND
NONMETALLIC HARDNESS RATING65.0 MINIMUM SHORE DUROMETER A AND 75.0 MAXIMUM SHORE DUROMETER A
LARGE FLANGE OUTSIDE DIAMETER0.688 INCHES NOMINAL IN
GROMMET CONSTRUCTION TYPESOLID
GROOVE WIDTH0.875 INCHES NOMINAL IN
HOLE DIAMETER0.391 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
915402Interchangeable
interchangeable cross-reference
interchangeable
7349045Interchangeable
interchangeable cross-reference
interchangeable
37828Interchangeable
interchangeable cross-reference
interchangeable
TM27B06270Interchangeable
interchangeable cross-reference
interchangeable
TM27B06271Interchangeable
interchangeable cross-reference
interchangeable
903B1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1898F578?
1898F578 is a GROMMET,NONMETALLIC.
What parts can replace 1898F578?
There are 6 known substitutes for 1898F578: 915402, 7349045, 37828 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1898F578?
1898F578 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-741-2204. 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