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

Rivets, explosive

HMT 15 June 2026

UN / ID: UN 0174
Hazard class: 1.4S
Packing group: —
ERG guide: —
Special provisions: —
Source: 49 CFR §172 (15 June 2026)

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Rivets, explosive

A rivet is a permanent mechanical fastener. Before being installed, a rivet consists of a smooth cylindrical shaft with a head on one end. The end opposite the head is called the tail. A rivet is installed by inserting the tail into a hole and then using tools to flatten the tail into a shape similar to the head Wikipedia

Hazardous Materials Table

Source: 49 CFR §172 (15 June 2026)

(3) Hazard class

1.4
Explosives

(4) Identification number

UN 0174

(5) Packing Group

—

(6) Labels

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

Group: S

Substance or article so packed or designed that any hazardous effects arising from accidental functioning are limited to the extent that they do not significantly hinder or prohibit fire fighting or other emergency response efforts in the immediate vicinity of the package.

Source: 49 CFR §173.52

(7) Special Provisions (§172.102)

(8) Packing Authorizations (§173.***)

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

(9) Quantity Limits

(9A) Passenger aircraft/rail	25 kg
(9B) Cargo aircraft only	100 kg

(10) Vessel stowage

(10A) Location

Stowage category “01” means the material may be stowed “on deck” in closed cargo transport units or “under deck” on a cargo vessel (up to 12 passengers) or on a passenger vessel.

Source: 49 CFR §172.101(k)

(10B) Other

25	see 49 CFR §176.84

Source: 49 CFR §176.84

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.

Full segregation table for class 1.4S · Browse UN entries for this class

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 3375	Ammonium nitrate emulsion or Ammonium nitrate suspension or Ammonium nitrate gel, intermediate for blasting explosives	5.1
UN 2017	Ammunition, tear-producing, non-explosive, without burster or expelling charge, non-fuzed	6.1
UN 2016	Ammunition, toxic, non-explosive, without burster or expelling charge, non-fuzed	6.1
UN 2028	Bombs, smoke, non-explosive, with corrosive liquid, without initiating device	8
UN 0331	Explosive, blasting, type B or Agent blasting, Type B	1.5D
UN 0332	Explosive, blasting, type E or Agent blasting, type E	1.5D
UN 0482	Substances, explosive, very insensitive, n.o.s. or Substances, EVI, n.o.s.	1.5D
UN 0099	Fracturing devices, explosive, without detonators for oil wells	1.1D
UN 0486	Articles, explosive, extremely insensitive or Articles, EEI	1.6N
UN 0190	Samples, explosive, other than initiating explosives
UN 0442	Charges, explosive, commercial without detonator	1.1D
UN 0443	Charges, explosive, commercial without detonator	1.2D
UN 0444	Charges, explosive, commercial without detonator	1.4D
UN 0445	Charges, explosive, commercial without detonator	1.4S
UN 3379	Desensitized explosive, liquid, n.o.s.	3