Locking washer MAR

captiveroundnylon

Product description
This anti-loss retaining washer (model MAR) is designed to engage the outside of the screw shank, allowing the washer to slide easily onto the screw but remain retained for pre-assembly. Intended for applications where screw + washer pre-assembly reduces final assembly time and cost. Typical material: PA66 (nylon). Measurements expressed in millimetres.

Compliance / Certifications

• UL94: V2
• RoHS: Compliant
• IP: not specified

Media

• 2D drawing (PDF) available for download
• Product video available

Technical table (references and dimensions)
Multiple references available with different D, B, A, T, H values and thread compatibility. Dimensions and references are expressed in millimetres. See the product sheet for the full reference table and exact dimensions.

Technical features / specifications

• Function: anti-loss / retaining washer designed to remain engaged on screw shank for pre-assembly
• Material: PA66 (nylon)
• Typical use: pre-assembly of screw and washer to reduce final assembly cost
• Measurement unit: millimetres (mm)
• Standards & compliance: UL94 V2, RoHS
• Available options: dyed colours
• Thread compatibility (examples): metric M2 → M26 and common UNC/UNF equivalents
• Manufacturer: ISC Plastic Parts