
Image shown is representative and may differ from the actual product in size, proportions, and color shade
2.380 in
(60.45 mm)
6.000 in
(152.40 mm)
4
0.750 in
(19.05 mm)
4.750 in
(120.65 mm)
1/4"

NBR NB70BK03 Full Face Gasket, Size: 150#-2"-FF-1/4"
Material: NBR NB70BK03 Full Face Gasket
Size: 150#-2"-FF-1/4" Full Face Gasket
Part Number: NB70BK03-150#-2"-FF-1/4"
Color: Black
Detailed Description
NB70BK03-150#-2"-FF-1/4" is a Black, 70 Shore A, NBR (Nitrile, Buna-N) Full Face Gasket. It is a 70 durometer NBR (Nitrile, Buna-N). [NB70BK03 is manufactured with the following features & specifications: NSF 61 Certified, FDA Compliant. NB70BK03-150#-2"-FF-1/4" is a size 2, 150#-FF ASME Full Face Gasket. Material: 70 Durometer NBR NB70BK03 Full Face Gasket Size: 150#-2"-FF-1/4", 2 Pipe Size X 60.45mm ID X 152.4mm OD X 4 Bolt Qty X 19.050mm Bolt Dia. X 120.650mm Bolt Circle X 1/4" Thickness

| Technical Specification | Value |
|---|---|
| Compound Number | NB70BK03 |
| Material | NBR (Nitrile, Buna-N) |
| Color | Black |
| Durometer | 70 Shore A Hardness |
| High Temperature | 125 °C / 257 °F |
| Low Temperature | -35 °C / -31 °F |
| Geometry Specifications | |
| Type | Full Face Gasket |
| Size | 150#-2"-FF-1/4" |
| Pipe Size | 2 |
| ID | 60.45 mm / 2.380 in |
| OD | 152.40 mm / 6.000 in |
| Bolt Qty | 4 |
| Bolt Dia. | 19.05 mm / 0.750 in |
| Bolt Circle | 120.65 mm / 4.750 in |
| Thickness | 1/4" |
| Other Specifications | |
NSF 61 Certified | |
FDA Compliant | |
NB70BK03 is Canyon’s FDA compliant and NSF 61 certified 70 Shore A black nitrile rubber (NBR) compound designed for potable water, food-contact, and general industrial O-rings and gaskets. This cost-effective material provides good abrasion resistance and low compression set, supporting reliable long-term sealing performance in static and light dynamic applications. With a service temperature range of -35°C to 122°C (-31°F to 252°F), NB70BK03 performs well in contact with petroleum-based oils, water, and common process fluids encountered in regulated environments. It meets ASTM D2000 M2BG714 requirements and is compliant with FDA 21 CFR 177.2600, making it suitable for use in municipal water systems, food processing equipment, and industrial machinery. Compare NB70BK03 to Parker N0674-70, N1470-70, and NA151-70 for similar FDA and NSF 61 approved 70 Shore A NBR sealing applications.
Common relevant keywords:
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