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NAS1156-20
Revision: 14
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Description
NAS1156-20 is an aerospace-grade screw manufactured to National Aerospace Standards (NAS). Catalog designation: SCREW COUNTERSUNK. Screws in this class secure panels, brackets, and system components where controlled torque and repeated removal may be required. Supplied through Instaparts with AS9120 Rev B traceability and a certificate of conformance. Request a quote for current pricing, MOQ, and lead time.