---
type: restriction
id: usps-fuses-except-safety-fuses-division-1-4s
asset: shipping-restrictions-by-class
title: "Fuses (except safety fuses Division 1.4S) — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c3_020.htm
source_quote: "All types of fuses (except safety fuses as permitted under 341.22 ) are prohibited from mailing."
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "Fuses (except safety fuses Division 1.4S)"
carrier: "USPS"
restriction_type: "prohibited"
scope: "all mail"
conditions: "All types of fuses except permitted safety fuses are prohibited from mailing"
verified: false
unverified_fields: carrier, item_category
---
**Item category:** Fuses (except safety fuses Division 1.4S)

**Carrier:** USPS

**Restriction type:** prohibited

**Scope:** all mail

**Conditions:** All types of fuses except permitted safety fuses are prohibited from mailing

> All types of fuses (except safety fuses as permitted under 341.22 ) are prohibited from mailing.

Source: <https://pe.usps.com/text/pub52/pub52c3_020.htm>