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Military Standard Aircraft Drive Screw | MS21318-21
Misc. Hardware
MS21318-21
We currently have 147 available.
Sale price
$0.59
Regular price
$0.74
Length: 1/4", diameter: 0.114", round head, U drive style, cadmium plated carbon steel drive screw.
- NSN: 5305-00-253-5615
- Surface Treatment: Cadmium and chromate
- Pilot Length: 0.047"
- Pilot Diameter: Between 0.092" and 0.096"
- Nonmachine Thread Style: Drive screw (type u)
- Nonmachine Thread Diameter: 0.114 inches
- Material: Steel
- Head Style: Round
- Head Height: Between 0.075" and 0.08"
- Head Diameter: Between 0.193" and 0.21"
- Fastener Length: 0.25"
- Features Provided: Casehardened
- Surface Treatment Specification: QQ-P-416 type 2 cl 3 federal specification all treatment responses
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