Nominal Width	0.75 Inch / 19.05 Mi
Generic Design Code	C_R_HS7
Seal Design Code	HS7
Shaft Diameter	13.875 Inch / 352.42
Long Description	13-7/8 Shaft Dia
Manufacturer Name	SKF
Actual Width	0.75 Inch / 19.05 Mi
Weight / LBS	3.043
Keyword String	Lip
Manufacturer Item Number	1388257
Case Construction	Rubber
Category	Oil Seals
Other Features	Large / 1 Butt Joint
Noun	Seal
Lip Material	Nitrile
Harmonized Tariff Code	4016.93.50.20
Spring Loaded	Yes
Lip Retainer	Stainless Steel Gart
Type of Seal	Oil Seal
Weight / Kilogram	1.379

S11109-437 B 152X164.2X2.5 PTFE Backup RingsPTFE Backup	Number of Sealing Lips:2; Noun:Seal; Shaft Diameter:0.984 Inch / 25 Mill; Manufacturer Name:SKF; Lip Material:Viton; Generic Design Code:C_R_HMSA10; Harmonized Tariff Code:4016.93.50.20; Case Construction:Steel and Rubber; Lip Retainer:Stainless Steel Gart; Solid or Split Seal:Solid; Nominal Width:0
MS28774-361 SPLIT B 152X161.4X1.7 SPLIT PTFE Backup RingsPTFE Backup	UNSPSC:31411705; Actual Width:0.709 Inch / 18 Mill; Seal Design Code:HDS2; Shaft Diameter:12.598 Inch / 320 Mi; Spring Loaded:Yes; Harmonized Tariff Code:4016.93.50.20; Case Construction:Steel; Category:Oil Seals; Manufacturer Name:SKF; Lip Retainer:Stainless Steel Gart; Lip Material:Nitrile; Inch -
MS28774-437 B 152X164.2X2.5. PTFE Backup RingsPTFE Backup	Long Description:40MM Shaft Dia; 55MM; Harmonized Tariff Code:4016.93.50.20; Manufacturer Name:SKF; Weight / Kilogram:0.02; Nominal Width:0.276 Inch / 7 Milli; Solid or Split Seal:Solid; Weight / LBS:0.045; Type of Seal:Oil Seal; Housing Bore:2.165 Inch / 55 Mill; Lip Material:Viton; Shaft Diameter:
PTFE BACKUP RING B 152X162X1.9 PTFE Backup RingsPTFE Backup	Housing Bore:4.999 Inch / 126.975; Category:Oil Seals; Weight / Kilogram:0.264; Actual Width:0.469 Inch / 11.913; Lip Material:Nitrile; Manufacturer Item Number:38160; Long Description:3-13/16 Shaft Dia; Solid or Split Seal:Solid; Nominal Width:0.469 Inch / 11.913; Other Features:With Inner Case / S
9258-246.123 B 151.40X160X1.9 PTFE Backup RingsPTFE Backup	Actual Width:1 Inch / 25.4 Millim; Solid or Split Seal:Split; Lip Material:Nitrile; Manufacturer Name:SKF; Generic Design Code:C_R_HS8; Harmonized Tariff Code:4016.93.50.20; Spring Loaded:Yes; Category:Oil Seals; Weight / Kilogram:1.926; Seal Design Code:HS8; Manufacturer Item Number:1750518; Nomina
PTFE BACKUP RING B 151.5X160X1.5 PTFE Backup RingsPTFE Backup	Weight / Kilogram:0.095; Manufacturer Name:SKF; Category:Unclassified; Product Group:S02234;
S11109-361 BS B 152X161.4X1.7 PTFE Backup RingsPTFE Backup	Spring Loaded:Yes; Other Features:Small; Actual Width:0.394 Inch / 10 Mill; Harmonized Tariff Code:4016.93.50.20; Generic Design Code:C_R_HMSA10; Lip Material:Viton; Number of Sealing Lips:2; Long Description:48MM Shaft Dia; 70MM; Housing Bore:2.756 Inch / 70 Mill; Keyword String:Lip; Lip Retainer:S
PTFE BACKUP RING B 151X160X2.5 PTFE Backup RingsPTFE Backup	Weight / LBS:29.535; Manufacturer Item Number:6125570; Category:Oil Seals; Generic Design Code:C_R_HDS7; Solid or Split Seal:Solid; Inch - Metric:Inch; Lip Retainer:None; Harmonized Tariff Code:4016.93.50.20; Nominal Width:1 Inch / 25.4 Millim; Lip Material:Nitrile; Keyword String:Lip; Shaft Diamete

PTFE BACKUP RING B 125X140X4 PTFE Backup RingsPTFE Backup Video

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, ...

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.

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 ...

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 ...

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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PTFE BACKUP RING B 125X140X4 PTFE Backup RingsPTFE Backup MODELS

PTFE BACKUP RING B 125X140X4 PTFE Backup RingsPTFE Backup

PTFE BACKUP RING B 125X140X4 PTFE Backup RingsPTFE Backup SPECIFICATIONS

PTFE BACKUP RING B 125X140X4 PTFE Backup RingsPTFE Backup Systems

PTFE BACKUP RING B 125X140X4 PTFE Backup RingsPTFE Backup Codes and sizes