- Bolt size: 27 mm
- Inner diameter (d): 28.4 mm
- Outer diameter (D): 42 mm
- Thickness (T): 5.8 mm
- Material: Stainless-steel 254 SMO®
- Article number: 2831
- Pairs per pack: 1
Nord-Lock stainless-steel wedge-locking washers, NL27ss-254
- - Wedge-locking washers in 254 SMO® material can be used for multiple stainless-steel applications
- - Nord-Lock wedge-locking washers secure bolted joints
Nord-Lock 254 SMO® stainless steel washers are suitable for any general saltwater application
Steel Type: EN 1.4547
Available sizes with normal outer diameter: M3 - M39 mm and #5 - 1 1/2” *
Available sizes with enlarged outer diameter: M3.5 - M27 mm and #6 - 1” *
Washer hardness: ≥ 600 HV0.05** (>= 54 Rockwell HRC)
Corrosion resistance: PREN 45***
Temperature range: -256°F to 932°F (-160°C to 500°C)
Washers are laser marked with brand, control number and type code for traceability.
* View dimension list to determine the required washer size for your bolt.
** To assure the unique mechanical wedge-locking function of Nord-Lock washers, the hardness of contact surfaces must be lower than the hardness of Nord-Lock washers. Go to washer selection guide for the hardness conversion table.
*** PREN (Pitting Resistance Equivalent Number) = %Cr + 3,3x%Mo + 16x%N.
- - Wedge-locking washers in 254 SMO® material can be used for multiple stainless-steel applications
- - NL27ss-254 is made for M27 bolts
- - Nord-Lock wedge-locking washers secure bolted joints
This product is suitable for all your general stainless-steel applications and works very well in saltwater environments. The washer is through hardened to make sure it is harder than the bolt and contact surface. Nord-Lock washers works with all common bolt grades such as; A2-50, A2-70, A2-80, A4-50, A4-70, A4-80. The material 254 SMO® provides very high corrosion resistance.
Nord-Lock stainless-steel wedge-locking washers, NL27ss-254
- - Wedge-locking washers in 254 SMO® material can be used for multiple stainless-steel applications
- - Nord-Lock wedge-locking washers secure bolted joints