UL Barrier Cable Gland M25 x 1.5

Thread Range: M25 x 1.5

UL File: E351373

Sealcon # YU25MK-B1
Hummel # 1.6U6.2500.51
Hummel EXIOS UL Barrier
Material Raw Brass

Hole Diameter (A)
.98" (25 mm)
Body Length (H)
3.17" (80.5 mm)
Cable Range 1
.49 - .81" (12.5 - 20.5 mm)
Cable Range 2
.55" (14 mm)
Cable Range 3
.45" (11.5 mm)
Max No. Cores
Clamping Ring 1
0 - 0.03" (0 - 0.7 mm)
Clamping Ring 2
0.03-0.06" (0.7-1.4 mm)
Gland Size
20 - 3
Thread Length (GL)
.63" (16 mm)
Outer Diameter (D)
2.05" (52 mm)
Wrench Flat (F1/F)
1.18" (30 mm)


This Gland for armored cable is being UL tested for Class & Div 1 for Marine Shipboard cable with manufacturer's Designation "Kneadaseal" seal compound. These fittings are intended for installation on mobile offshore oil rigs and drilling platforms in accordance with subpart 111.60 of the United States Coast Guard Electrical Engineering Regulations.

High-end Raw Brass Cable Gland for armored cables suitable for for applications in challenging hazardous locations. Designed for all explosion proof areas with high performance regarding reliability and tightness, e.g. marine, offshore, gas conveying machinery, refineries and chemical industry. for use in Ex-e, Ex-d areas.

Certification Details: EXIOS UL Barrier
UL File: E351373
Class I, Division 1 & 2, Groups C and D
Class II, Division 1 & 2, Groups E, F and G
Class III
Class I, Zone 1, AEx d IIB
Class I, Zone 1, AEx e II
For use with armored braided marine shipboard cable
Class I, Division 2, Groups C and D
Class II, Division 2, Groups F and G
Class III
For use with unarmored marine shipboard cable
UL 2225 3rd Edition UL 514B 6th Edition
CSA C22.2 No. 174-M1984 CSA C 22.2 No. 18.3

Materials Part Number Key ( Last 2 letters)
xxxxx-BB = Raw Brass
xxxxx-BR = Nickel Plated Brass
xxxxx-B1 = Brass Gland with Nickel Plated Thread.
xxxxx-SS = Stainless Steel 316

Technical Data

Operating Temperature

-25°C to 85°C (-13°F to 185°F)

Pressure Rating:
IP 68 / 5 bar


Fittings: Raw Brass / Nickel Plated Brass
Seals: Silicone, VMQ
O-Rings: None
Clamping Insert: PA 6
Armor: Metalic Armor or Screen
Compound: Epoxy-Putty

Operating Temperature:
- 25°C to 85°C (- 13°F to 185°F)

UL Class 1 & 2, Div 1 rated Armored Cable Glands


PDF Files

Assembly Instructions