HazMat Tool — substance information

Flares, surface

HMT 15 June 2026

UN / ID: UN 0092
Hazard class: 1.3G
Packing group: n/a (multiple — see tabs)
ERG guide: —
Special provisions: —
Source: 49 CFR §172 (15 June 2026)

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Flares, surface

Hazardous Materials Table

Source: 49 CFR §172 (15 June 2026)

Packing group
Packing group
Packing group

(3) Hazard Class

1.3
Explosives

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

Group: G

Pyrotechnic substance or article containing a pyrotechnic substance, or article containing both an explosive substance and an illuminating, incendiary, tear-producing or smoke-producing substance (other than a water-activated article or one containing white phosphorus, phosphide or flammable liquid or gel or hypergolic liquid).

Source: 49 CFR §173.52

Cargo Aircraft Only (Cargo Aircraft Only)

(7) Special Provisions (§172.102)

(8) Packing Authorizations (§173.***)

(8A) Exceptions	None
(8B) Non-bulk	62	see 49 CFR §173.62
(8C) Bulk	None

(9) Quantity Limits

(9A) Passenger aircraft/rail	Forbidden
(9B) Cargo aircraft only	75 kg

(10) Vessel stowage

(10A) Location

Stowage category “03” means the material may be stowed “on deck” in closed cargo transport units or “under deck” on a cargo vessel (up to 12 passengers) but the material is prohibited on a passenger vessel.

Source: 49 CFR §172.101(k)

(10B) Other

25	see 49 CFR §176.84

Source: 49 CFR §176.84

(3) Hazard Class

1.1
Explosives

(4) Identification number

UN 0418

(5) Packing Group

n/a

Comparison View of PG

(6) Labels

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

Group: G

(7) Special Provisions (§172.102)

(8) Packing Authorizations (§173.***)

(8A) Exceptions	None
(8B) Non-bulk	62	see 49 CFR §173.62
(8C) Bulk	None

(9) Quantity Limits

(9A) Passenger aircraft/rail	Forbidden
(9B) Cargo aircraft only	Forbidden

(10) Vessel stowage

(10A) Location

Source: 49 CFR §172.101(k)

(10B) Other

25	see 49 CFR §176.84

Source: 49 CFR §176.84

(3) Hazard Class

1.2
Explosives

(4) Identification number

UN 0419

(5) Packing Group

n/a

Comparison View of PG

(6) Labels

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

Group: G

(7) Special Provisions (§172.102)

(8) Packing Authorizations (§173.***)

(8A) Exceptions	None
(8B) Non-bulk	62	see 49 CFR §173.62
(8C) Bulk	None

(9) Quantity Limits

(9A) Passenger aircraft/rail	Forbidden
(9B) Cargo aircraft only	Forbidden

(10) Vessel stowage

(10A) Location

Source: 49 CFR §172.101(k)

(10B) Other

25	see 49 CFR §176.84

Source: 49 CFR §176.84

Packing group comparison

Multiple packing groups apply to this entry. See assignment criteria in 49 CFR §173 Subpart D. Details are in the tabs above; differences are highlighted.

	PG n/a	PG n/a	PG n/a
1
2	Flares, surface	Flares, surface	Flares, surface
3	1.3G	1.1G	1.2G
4	UN 0092	UN 0418	UN 0419
5	n/a	n/a	n/a
6	1.3G	1.1G	1.2G
7	n/a	n/a	n/a
8A	None	None	None
8B	62	62	62
8C	None	None	None
9A	Forbidden	Forbidden	Forbidden
9B	75 kg	Forbidden	Forbidden
10A	03	03	03
10B	25	25	25

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.

Hazard class	8	7	6.1	5.2	5.1	4.3	4.2	4.1	3	2.3B	2.3A	2.2	2.1	1.6	1.5	1.4	1.3	1.1/1.2
1.1/1.2
1.3
1.4
1.5
1.6
2.1
2.2
2.3A
2.3B
3
4.1
4.2
4.3
5.1
5.2
6.1
7
8

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

Similar substances

UN / ID	Proper shipping name	Hazard class
UN 1139	Coating solution (includes surface treatments or coatings used for industrial or other purposes such as vehicle undercoating, drum or barrel lining)	3
UN 2913	Radioactive material, surface contaminated objects (SCO-I or SCO-II) non fissile or fissile-excepted	7