Saywell International Ltd DTD189A-22 (0.5-kg-Reel)
SST LOCKING WIRE 22 SWG (0.5-kg-Reel)
AERO P/N: 101620
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Stainless steel safety/locking wire supplied as a 0.5 kg reel (1.1023 lb); wire diameter 22 SWG = 0.7112 mm (0.0280 in). Used where vibration and torque-back risk require mechanical secondary locking of fasteners. Provides positive mechanical locking of nuts, bolts, castellated nuts, turnbuckles, and similar fasteners to prevent loosening under vibration. Ideal for safety-wiring of aircraft fasteners on airframe and engine accessories, securing turnbuckles, locking fuel and oil line fittings, retaining hardware on flight controls, and temporary/field repairs where cotter pins or prevailing-torque fasteners are not suitable.
Product Features
OEM
Saywell International Ltd
OEM Part No.
DTD189A 22SWG
Colour
-
Shelf Life in Months
999
Shelf Life in Days
999
UN No
-
Class
-
PG
-
ECCN
EAR99
Country of Origin
United Kingdom
Commodity Code
85441900
Product Type
Consumables
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Information
Additional Product Information
Overview
DTD189A stainless steel locking wire is an annealed aviation-grade safety wire used to mechanically secure fasteners against loosening in service. The 22 SWG diameter provides an optimal balance of flexibility and retention strength for common aircraft applications.
Key Technical Specs for DTD189A Locking Wire
- Material: Stainless steel
- Diameter: 22 SWG (~0.711 mm / 0.028 in)
- Condition: Soft annealed
- Form: Reel (0.5 kg)
- Function: Mechanical locking (non-structural)
Approvals & Specifications
- DTD 189A
Typical Aircraft MRO / AOG Applications
- Safety wiring of bolts and fasteners
- Securing critical components against vibration
Compatibility & Safety Notes
- Corrosion-resistant stainless steel
- Use correct twisting techniques per maintenance manuals
Packaging & Procurement
- 0.5 kg reels
Why DTD189A is Chosen for AOG / MRO
- Widely recognised aerospace standard
- Reliable fastener security
- Essential consumable for aircraft maintenance
Practical Suggestions for Your Team (AOG Mindset)
- Stock multiple SWG sizes for versatility
- Replace wire after removal ? never reuse
Manufacture / Aviation Spec Codes
- DTD 189A
Alternative Names & Descriptions
- Locking Wire 22 SWG
- Safety Wire DTD189A
Restrictions
Restrictions
Restricted
Dry Ice
No
Precursor Licence
Export Licence
FEDEX Restriction
Supplier Disruption
no
Recommended Alternatives
Bought Together
Shipping Information
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