Reference Source

Safety Fuses (UN0105, Division 1.4S)

For Safety Fuses (UN0105, Division 1.4S), carrier is USPS; restriction type is restricted; scope is domestic surface transportation only; conditions is Mailable only with prior written approval from director, Product Classification; must be prepared per Packaging Instruction 1B; shipping paper required, recorded from its source on 2026-08-04.

Item category
Safety Fuses (UN0105, Division 1.4S) unconfirmed
Carrier
USPS our reading
Restriction type
restricted our reading
Scope
domestic surface transportation only our reading
Conditions
Mailable only with prior written approval from director, Product Classification; must be prepared per Packaging Instruction 1B; shipping paper required unconfirmed
Sourcepe.usps.com
Verified2026-08-04
Review by2027-08-04
DatasetPostal shipping restrictions by item category

Values marked unconfirmed are shown, but we could not tie them to the quote below: Conditions, Item category. Read the quote and judge them yourself.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Safety Fuses (UN0105): Consists of a black powder core over-spun with yarns, waterproofing compounds, and/or tapes. Safety fuses identified as UN0105 and classified as Division 1.4S are mailable only when prior written approval has been granted by the director, Product Classification

pe.usps.com, retrieved 2026-08-04

Source

Last verified against source: 2026-08-04. Scheduled for re-check by: 2027-08-04. This page as Markdown · OKF concept · full dataset as JSON.