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Homepage>BS Standards>49 AIRCRAFT AND SPACE VEHICLE ENGINEERING>49.030 Fasteners for aerospace construction>49.030.50 Washers and other locking elements>BS SP 122 TO 125:2016 Washers for unified hexagons for aircraft (primarily for packing purposes)
immediate downloadReleased: 2016-01-31
BS SP 122 TO 125:2016 Washers for unified hexagons for aircraft (primarily for packing purposes)

BS SP 122 TO 125:2016

Washers for unified hexagons for aircraft (primarily for packing purposes)

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Standard number:BS SP 122 TO 125:2016
Pages:10
Released:2016-01-31
ISBN:978 0 580 91580 2
Status:Standard
DESCRIPTION

BS SP 122 TO 125:2016


This standard BS SP 122 TO 125:2016 Washers for unified hexagons for aircraft (primarily for packing purposes) is classified in these ICS categories:
  • 49.030.50 Washers and other locking elements

This British Standard specifies the materials, dimensions and finish of mild steel, corrosion-resisting steel and aluminium alloy washers suitable for use with bolts with Unified hexagons for aircraft. The washers are intended primarily for use for packing purposes.

Provision has been made for oversize bore washers for use when used in conjunction with oversize plain shank bolts, with the oversize washer being fitted onto the bolt head side of the clamped joint.