Walia and Sons (NATIONAL INDUSTRIES)::

Product Features

1. A grease fitting/grease nipple/zerk fitting used in mechanical systems to feed lubrication grease under moderate to high pressure between frictional parts.
2. Ball check in the head prevents dirt and grit from getting into the fitting.
3. Heavier wall thickness for extra strength.
4. fitting profile and dimensions are comply to SAE, DIN, BS,JIS, & IS standards.
5. The SAE-standard for hydraulic-type grease fittings requires a tapered thread and standard head-Ø is 6.6 mm.

Item Code	Description	Hex Size	Thread Length	Total Length
GN-14 UNSA	1 /4^ prime prime *28 UNF/SAE- St.	7 mm	6 mm	15 mm
GN-14 UNSB	1 /4^ prime prime *28 UNF/SAE- St.	8 mm	5.5 mm	14.5 mm
GN-14 UFNF	1 /4^ prime prime *28 UNF/SAE-45°	9 mm	5 mm	21 mm
GN-14UNN	1 /4^ prime prime *28 UNF/SAE-90°	9 mm	5 mm	17.5 mm
GN-516UNS	5 /16^ prime prime *24 UNF/SAE-St.	9 mm	6.5 mm	15.5 mm
GN-516UNF	5 /16^ prime prime *24 UNF/SAE-45°	9 mm	5 mm	21 mm
GN-516UNN	5 /16^ prime prime *24 UNF/SAE- 90 deg	9 mm	5 mm	17.5 mm
GN-38UNS	3 /8^ prime prime *24 UNF/SAE-St.	11 mm	5.5 mm	18 mm
GN-38UNF	3 /8^ prime prime *24 UNF/SAE- 45 deg	11 mm	5.5 mm	23.5 mm
GN-38UNN	3 /8^ prime prime *24 UNF/SAE-90°	11 mm	5.5 mm	19.5 mm

UNF/SAE J-534 Grease Nipples

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