National 255PKG Seal or gasket

National 255PKG is a seal or gasket in Hardware & Accessories, US catalog. Listed by National Industrial Applications, Product Specifications & Interchange Guide (Catalog No. 430i, July 2019; Federal-Mogul Motorparts).

O-Rings

Specifications

Width

1/8"

I.D.

5-5/8"

O.D.

5-7/8"

Material (code as printed)

S

Standard unit pack

5

Bulk part number

255BULK

Bulk unit pack

50

Section as printed

O-RINGS

Name taken from

the section heading, pdf page 158

About this kind of part (general, written by SearchForPart)

Seals a joint against leaks of fluid, air, water or dust. A leak at a joint or a part taken apart calls for a new one. Check size, material and the joint it seals.

When ordering, give the part number exactly as printed and its maker, and the make, model and year of the truck, trailer, reefer unit or machine (or the engine or unit serial number). SearchForPart shows fitment only as the source printed it: check it before you order.

Reference numbers

Listed by the maker as corresponding

• Listed by National as corresponding to SAE Size Standard AS568-255; interchange not verified by SearchForPart.
• Listed by National as corresponding to Timken 255PKG; interchange not verified by SearchForPart.
• Listed by National as corresponding to Timken 255R; interchange not verified by SearchForPart.

Reference numbers as printed by the maker. They are not a statement that the parts are interchangeable. Confirm with the manufacturer before ordering.

Availability

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Catalog information provided by National Industrial Applications, Product Specifications & Interchange Guide (Catalog No. 430i, July 2019; Federal-Mogul Motorparts). Fitment for your equipment is not verified by this page. SearchForPart does not show a price here.