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Federal Supply Class
Federal Supply Class 1240 — clustered reference parts from bounded catalog scan. Classification does not certify fit-for-purpose, interchangeability, trace sufficiency or stock readiness.
Why buyers stay
Replied to by a named sales executive
Sal Faruqui owns inbound RFQs end-to-end — no generic queue, one contact through fulfillment.
Priority review for AOG lines
Routine RFQs are reviewed promptly; AOG-marked lines bypass the routine queue and are prioritized for callback.
Documents lined up before purchase
FAA Form 8130-3, ATA-106, Certificate of Conformance, and mill-cert requirements are captured before quoting.
PUB LOG referenceEvidence-safe related rows — not stock, price, or GTIN claims. Bounded sample; always confirm particulars with procurement engineering and records teams.
Paco Plastics S4933959-521 FAA-PMA Red "REMOVE BEFORE FLIGHT" Tag Circuit Breaker Lockout Ring — Approvals and Conformities NSN 1240-01-523-0410 Product Attributes Country of Origin United States Shipping Weight 0.05 pounds ECCN 9A991.d Color Family Red Manufacturer P/N S4933959-521 Schedule B Code 3917.29.0090 Pack Quantity 1 Ship Dimensions 2
Supplier identity disclosed before award
You see who would ship the part before you commit. No anonymous resale, no last-minute supplier swap.