Nominal Width	0.875 Inch / 22.225
Lip Retainer	Stainless Steel Gart
Keyword String	Lip
Harmonized Tariff Code	4016.93.50.20
Type of Seal	Oil Seal
Actual Width	0.875 Inch / 22.225
Weight / LBS	26.106
Shaft Diameter	46.5 Inch / 1,181.1
Noun	Seal
Housing Bore	48.5 Inch / 1,231.9
Other Features	Large / With Inner C
Inch - Metric	Inch
Long Description	46-1/2 Shaft Dia
UNSPSC	31411705
Spring Loaded	Yes
Seal Design Code	HDS1
Weight / Kilogram	11.852
Manufacturer Name	SKF
Category	Oil Seals
Lip Material	Viton

SUN-4BG60 PTFE B 65X67.5X2.4 PTFE Backup RingsPTFE Backup	Manufacturer Name:SKF; Manufacturer Item Number:1200691; Type of Seal:Oil Seal; Shaft Diameter:12 Inch / 304.8 Mill; Long Description:12 Shaft Dia; Weight / LBS:5.201; Actual Width:1.188 Inch / 30.175; Weight / Kilogram:2.361; Keyword String:Lip; Lip Material:Nitrile; Noun:Seal; Solid or Split Seal:
9258-246.084 B 64.4X70X1.4 PTFE Backup RingsPTFE Backup	Actual Width:0.7 Inch / 17.78 Mil; Housing Bore:4.757 Inch / 120.828; Keyword String:Lip; Type of Seal:Oil Seal; Case Construction:Steel and Rubber; Nominal Width:0.7 Inch / 17.78 Mil; Shaft Diameter:3.438 Inch / 87.325; Seal Design Code:SCOT PLUS XL; Weight / Kilogram:0.248; Manufacturer Name:SKF;
MS27595-230 B 64.06X70.05X1.27 PTFE Backup RingsPTFE Backup	Manufacturer Name:SKF; Product Group:S02250; Weight / Kilogram:0.948; Category:Oil Seals;
B 64.7X71X1.7 B 64.7X71X1.7 PTFE Backup RingsPTFE Backup	Case Construction:Steel and Rubber; Manufacturer Name:SKF; UNSPSC:31411705; Seal Design Code:HMS5; Solid or Split Seal:Solid; Actual Width:0.315 Inch / 8 Milli; Other Features:Small; Category:Oil Seals; Noun:Seal; Type of Seal:Oil Seal; Spring Loaded:Yes; Nominal Width:0.315 Inch / 8 Milli; Harmoniz
OTBUQ260797 STEP CUT B 64.51X77.47X5.58 PTFE Backup RingsPTFE Backup	Seal Design Code:HDS1; Other Features:Large / With Inner C; Solid or Split Seal:Solid; Nominal Width:0.875 Inch / 22.225; Long Description:29-1/2 Shaft Dia; Lip Retainer:Stainless Steel Gart; UNSPSC:31411705; Case Construction:Steel; Manufacturer Name:SKF; Keyword String:Lip; Noun:Seal; Category:Oil
PTFE BACKUP RING B 64.5X70.5X2 PTFE Backup RingsPTFE Backup	Manufacturer Name:SKF; Other Features:Large / With Inner C; Manufacturer Item Number:1106660; Keyword String:Lip; Housing Bore:13.313 Inch / 338.15; Case Construction:Steel; Solid or Split Seal:Solid; Inch - Metric:Inch; Long Description:11-1/16 Shaft Dia; Weight / LBS:4.911; Nominal Width:0.875 Inc
KY64BR B 64X80X3 PTFE Backup RingsPTFE Backup	Long Description:1.47 Shaft Dia; Lip Retainer:Carbon Steel Garter; Weight / LBS:0.277; Seal Design Code:HMS-SPL; Generic Design Code:C_R_HMS-SPL; Housing Bore:2.913 Inch / 73.99 M; Spring Loaded:Yes; Case Construction:Steel and Rubber; Inch - Metric:Inch; Actual Width:1.688 Inch / 42.875; Solid or S
MS27595-144 B 64.21X68.58X1.4 PTFE Backup RingsPTFE Backup	Inch - Metric:Inch; Other Features:Large / With Inner C; Nominal Width:0.875 Inch / 22.225; Case Construction:Steel; Actual Width:0.875 Inch / 22.225; Noun:Seal; Spring Loaded:Yes; Lip Material:Hydrogenated Nitrile; Category:Oil Seals; Weight / Kilogram:4.813; Solid or Split Seal:Solid; Manufacturer

MS28774-138 B 54.5X58.9X1.2 PTFE Backup RingsPTFE Backup Video

Back-up O-Rings - Marco Rubber

Rubber Back-Up rings perform the same function as PTFE back-ups; to reduce the extrusion gap and thus increasing o-ring's pressure capabilities. They provide ...

PTFE Backup Rings - Page 1 - OringsandMore

PTFE Backup Rings ... Polytetrafluoroethylene (PTFE) is one of the most versatile plastic materials and resistant to most all chemicals. This is a hard plastic ...

PTFE Spiral Backup Rings – USASealing

These PTFE Backup Rings have a spiral shape which allows them to be easily installed like a split backup ring, but offer better resistance to extrusion.

Back-Up Rings - We make getting o-rings easy!

The last and best option is the addition of a backup ring. A backup ring is a ring of hard, extrusion resistant material such as high durometer nitrile, nylon, ...

Backup Rings

We also offer a large selection of PTFE Backup Rings including; Solid (uncut), Single Turn (scarf cut), and Spiral (multiturn) PTFE Backup Rings.

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MS28774-138 B 54.5X58.9X1.2 PTFE Backup RingsPTFE Backup MODELS

MS28774-138 B 54.5X58.9X1.2 PTFE Backup RingsPTFE Backup

MS28774-138 B 54.5X58.9X1.2 PTFE Backup RingsPTFE Backup SPECIFICATIONS

MS28774-138 B 54.5X58.9X1.2 PTFE Backup RingsPTFE Backup Cross reference