1. MIL-DTL-83420M
2. MIL-DTL-83420/1 (Type I, Comp A)
3. MIL-DTL-83420/2 (Type I, Comp B)
4. MIL-DTL-83420/3 (Type II, Comp A)
5. MIL-DTL-83420/4 (Type II, Comp B)

• Type I - Non-flexible 1x7 class
• Type II - Non-flexible 1x19 class
• Construction 1 - Right Lay
• Construction 2 - Left Lay
• Composition A - Carbon steel, zinc coated
• Composition B - Corrosion resistant steel

Type I - 19 x 7 - Nonrotating for aircraft rescue hoist
Type II 10 x 7 - Nonrotating for cargo handling (winching)

Wire Rope, flexible, corrosion-resisting, non-magnetic, for aircraft control

The MS21256 series clips are designed to fit the MS21251 Turnbuckle and lock into place the mating part. MS21256 (Same as NAS651)

(Same as NAS 645)
(Replaces AN 161)

MS21254C Stainless Steel
(Same as NAS 648) (Replaces AN 165)

MS21255C Stainless Steel
(Same as NAS 647) (Replaces AN 170)

MIL.Spec MS51937
Machinery Eye Bolts