HazMat Tool — substance information Reference only — not a shipping paper, placard mandate, or CVI record.

Sounding devices, explosive

HMT 15 June 2026
Reference only — HMT snapshot for inspection and audit support; not a shipping paper, placard mandate, or CVI record. Use Print / PDF below for field notes.
UN / ID
UN 0374
Hazard class
1.1D
Packing group
—
ERG guide
—
Special provisions
—
Source
49 CFR §172 (15 June 2026)

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Sounding devices, explosive


Sounding or soundings may refer to: Sounding (archaeology), a test dig in archaeology "Sounding" (Justified), an episode of the TV series Justified Soundings (journal), an academic journal of leftist political thinking Soundings (radio drama), science fiction radio drama series produced from 1985 to 1989 in Ottawa Soundings (Williams), 2003 orchestral composition by John Williams Soundings (Carter), 2005 orchestral composition by Elliott Carter Sound (medical instrument), instruments for probing and dilating passages within the body Urethral sounding, using sounds to increase the inner diameter of the urethra Atmospheric sounding, a measurement of the vertical distribution of physical properties of the atmospheric column Depth sounding, a measurement of depth within a body of water Whale sounding, the act of diving by whales The Sounding, a film Wikipedia

Hazardous Materials Table

Source: 49 CFR §172 (15 June 2026)

(3) Hazard class

1.1
Explosives

(4) Identification number Help

UN 0374

(5) Packing Group Help

—

(6) Labels Help

Explosives (1.1D)

Compatibility group of explosives - Description of substances or article to be classified

Group: D

Secondary detonating explosive substance or black powder or article containing a secondary detonating explosive substance, in each case without means of initiation and without a propelling charge, or article containing a primary explosive substance and containing two or more effective protective features.

Source: 49 CFR §173.52

(7) Special Provisions (§172.102) Help

(8) Packing Authorizations (§173.***) Help

(8A) ExceptionsNone
(8B) Non-bulk62see 49 CFR §173.62
(8C) Bulk62see 49 CFR §173.62

(9) Quantity Limits Help

(9A) Passenger aircraft/railForbidden
(9B) Cargo aircraft onlyForbidden

(10) Vessel stowage Help

(10A) Location
(10B) Other

Segregation chart for load, transport, and storage

This chart shows whether loading, transport, or storage with other hazard classes is permitted, prohibited, or restricted. Based on 49 CFR §177.848.

Prohibited Must not be loaded, transported, or stored together in the same vehicle or facility.
Permitted May be loaded, transported, or stored together.
Restricted May be loaded, transported, or stored together only with restrictions.