Parson Adhesives Inc.- SONLOK™ Thread Lockers

SONLOK 3222 Screw Grade

Low Strength, Purple Color

Features

Prevents screws from loosening under vibration.
Thixotropic for easy application
Dis-assembly with normal tools.

Application

Low strength locking for small screws. Replaces lock washers.
Replaces plastic insert fasteners.
Ideal for fasteners diameters of ¼" (6mm) and smaller.

SONLOK 3242 Nut Grade

Medium Strength, Blue Color

Features

High viscosity prevents run-off after application.
Medium strength thread locker, Dismantling is possible.
Meets 90% of all nut and bolt thread locking applications.

Application

Ideal for thread locking plated parts, vibration or moving components.
Ideal for fasteners between ¼" and ¾" (6 to 20mm) diameters.
Locks and seals threaded joint-nuts, screws and studs.

SONLOK 3271 Stud Grade

High Strength, Red Color

Features

A medium viscosity material that seals against most fluids, gases and chemicals.
High strength, permanent and eliminates need for double nutting and welding.
Prevents corrosion and leakage.
Excellent performance on even oily surfaces.

Application

Ideal for fasteners up to 1" (25mm) diameter.
Fasteners on vibrating machine.
Transmission and engine block studs, valve sets.

SONLOK 3290 Wicking Grade

Thixotropic, Green Color

Features

Penetrates thread by capillary action. Medium strength thread locker.
Seals and welds porous metal parts. Protects threads from rust and corrosion.
Localized heating and hard tools are needed for disassembly.

Application

Ideal for sealing hairline cracks small nuts and bolts.
A medium strength thread locker for pre assembled bolts up to ½" (12mm).
Secure setscrews and other assemblies after settings are completed.

Technical Specifications of SONLOK 3222 / 3242 / 3271 / 3290

Grade	SONLOK 3222	SONLOK 3242	SONLOK 3271	SONLOK 3290
Color	Purple	Blue	Red	Green
Gap Fill (mm)	0.20	0.20	0.15	0.07
Viscosity 25ºC Pa.s.	1000	1000	500	10-20
Handling Time min	15-30	10-20	10-20	10-20
Shear Strength N/mm²	3-5	8-12	15-20	8-12
Locking Torque N.m Breakaway	4-8	17-22	28-35	15-25
Locking Torque N.m Prevailing	2-4	5-8	50-65	30-40
Full Cure Hours	24	24	24	24
Temperature Range °C	-55 +150	-55 +150	-55 +150	-55 +150

SONLOK™ Thread Lockers

Parson thread locking anaerobic adhesives prevents threaded fasteners from loosening due to vibration. Prevents corrosion and leakage of fluids. Listed below are our most popular grades. Other grades available on request.

Technical Specifications for SONLOK™ Thread Lockers.

Product	Item No.	Packing	Application	Color	Special Gravity	Torque in lbs. Break / Prevail	Viscosity, cps	Cure Speed
3222	322210 322250 322225 322201	10 ml 50 ml 250 ml 1 liter	Small Screws under ¼"Easy removal	Purple	1.05	53/30	1,200/5,000 Thixotropic	Fixture-20min. Full-24 hrs.
3242	324210 324250 324225 324201	10 ml 50 ml 250 ml 1 liter	¼" to ¾" bolts, medium strength, removable	Blue	1.07	115/53	1,200/6,000 Thixotropic	Fixture-10min Full-24 hrs.
3243	324310 324350 324325 324301	10 ml 50 ml 250 ml 1 liter	Oil resistance¼" to ¾" bolts, removable	Blue	1.07	180/62	2,250/11,000 Thixotropic	Fixture-10min. Full-24 hrs.
3246	324610 324650 324625 324601	10 ml 50 ml 250 ml 1 liter	High temperature resistance, removable	Blue	1.17	170/48	2, 600	Fixture-7min. Full-24 hrs.
3262	326210 326250 326225 326201	10 ml 50 ml 250 ml 1 liter	Permanent, High strength locking up to ¾" bolts	Red	1.05	190/275	1,800/5,000 Thixotropic	Fixture-20min. Full- 24 hrs.
3266	326610 326650 326625 326601	10 ml 50 ml 250 ml 1 liter	High Temperature resistance, high strength	Red	1.17	270/35	3,500/8,000	Fixture-40min. Full- 24 hrs.
3271	327110 327150 327125 327101	10 ml 50 ml 250 ml 1 liter	High strength, Permanent, up to 1" diameter	Red	1.11	230/320	500	Fixture-10min. Full- 24 hrs.
3272	327210 327250 327225 327201	10 ml 50 ml 250 ml 1 liter	High temperature, high strength up to 1" dia.	Red	1.12	200/220	9500	Fixture-30min. Full- 24 hrs.
3277	327710 327750 327725 327701	10 ml 50 ml 250 ml 1 liter	Up to 1 ½" diameter bolts, high strength	Red	1.11	275/275	7000	Fixture-30min. Full- 24 hrs
3290	329010 329050 329025 329001	10 ml 50 ml 250 ml 1 liter	Wicking grade for pre-assembled parts	Green	1.07	85/250	12	Fixture-20min. Full- 24 hrs.
3294	329410 329450 329425 329401	10 ml 50 ml 250 ml 1 liter	High temperature resistance, wicking grade	Green	1.11	289/237	35	Fixture-10min. Full- 24 hrs.
3440	344010 344050 344025 344001	10 ml 50 ml 250 ml 1 liter	Primer less, removable, ¼" to ¾" bolts	Blue	1.11	200/230	6775	Fixture-4min. Full- 24 hrs.
3760	376010 376050 376025 376001	10 ml 50 ml 250 ml 1 liter	Primer less, permanent, up to 1" diameter	Red	1.14	200/400	10000	Fixture-4min. Full- 24 hrs.