OP440 Dorma Pivot Set

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Dorma Pivot Set

OP44O 3/4" Offset Pivot Set, Single Acting

APPLICATION

Wood, Steel or Aluminum Door & Frames
Max. door width: 4'- 0"
Max. door weight:: 440 LB

OVERVIEW

DORMA pivots support door weight effectively in a variety of applications. Like all DORMA products, our pivots are available in an array of finishes to enhance and complement surrounding decor.
DORMA’s LM Series of pivots using brass and steel are designed for long life and trouble-free operation. Each pivot and pivot set meets DORMA’s exacting specifications for support of rated and non-rated high-traffic interior and exterior openings, extra-heavy doors, or lead-lined doors.
Pivots for 20 minute and 3 hour fire-rated doors comply with applicable codes.DORMA pivots span a wide variety of styles and applications that can interface with other DORMA products on wood, aluminum, or hollow metal doors and frames.
They can also be used on doors of special design such as paneled doors, and doors of unusual weight, thickness, or material.
Pivots and pivot sets, durable and long lasting, accommodate doors weighing up to 1000 lb.
Pivot sets are available for center hung, 3/4" offset, and 1-1/2" offset.
Components are offered for center hung, 3/4" offset, 1-1/2" offset, and pocket pivot applications.
Floor bearings with numerous spindle heights are available to accommodate an array of bottom door clearances.
Floor bearings are surface applied or grouted into the floor, depending on which pivot set/floor bearing is used.
Floor bearings are surface applied or grouted into the floor, depending on which pivot set/floor bearing is used.
Heavy-duty versions are available for doors up to 1000 lb.
Center hung pivots and pivot sets can be singleacting (must use an applied stop) or double-acting.

Technical Instruction

For doors up to 4'-0" wide and weighing up to 440lb.

1. No. 75120 Top Pivot
2. No. 75323 Bottom Arm
3. No. 7471K Floor Bearing
4. No. 75220 Intermediate Pivot (optional)(SpecifyHand)

	Cut Sheet
	Product Brochure
	Technical Drawing
	Templates
	Installation Instruction

CERTIFICATION

The DORMA LM Series is listed by U.L. and C.U.L. under their continuing reinspection programs.
The LM Series is certified to the requirements of ANSI A156.4.

specification

DORMA’s LM Pivot Series produced from brass or steel for interior and exterior non-rated and fire-rated doors.
Top pivots and bottom arms will be center hung, 3/4" or 1-1/2" offset.
Intermediate pivots will be 3/4" or 1-1/2" offset. Side jamb bottom pivot will be 3/4" offset.
Top and intermediate pivots will be full mortise configurations.
Bottom arms and side jamb pivot will be mortised.
Pivots can be substituted within a pivot set, assuming the offset is the same.
Offset 3/4" and 1-1/2" top pivots are available for doors that are inset 1/8" from the frame face while standard intermediate and bottom arms are templated accordingly.
Center hung pivots will accommodate double-acting and single-acting doors.
Center hung single-acting will use an applied stop.
Pocket pivots will accommodate doors opening 90º that must be flush with an adjacent wall.
All pivots and pivot sets will incorporate needle bearings and lubricated hardened steel pivot pins treated to prevent corrosion.
All pivots and pivot sets will be available in a variety of finishes.

finishes

Plated Finishes:

Primed for Painting: 600.
Brass: 605 (Bright) or 606 (Satin).
Bronze: 611 (Bright), 612 (Satin), or 613 (Oxidized Satin Oil Rubbed).
Nickel: 618 (Bright) or 619 (Satin).
Chrome: 625 (Bright) or 626 (Satin).

Sprayed Finishes:

Aluminum: 689.
Bronze: 691 (Dull), 690 (Statuary), or 695 (Dark Duranodic).
Gold: 696.
Black: 693.

Optional Special Color Sprayed Finishes:

Specify code number or submit 3 color chip samples.

Warranty:

5 Years.

ANSI Conversion Chart
ANSI Number	ANSI Requirement/Function	DORMA Pivot Sets	DORMA Pivots
CO7011	Center Pivoted, 1000 lb Door max.	CP1000
CO7021	Center Pivoted, 250 lb Door max.	CP660
CO7032	Center Pivoted, 150 lb Door max.	CP440, CPA440
CO7121	Offset Pivoted, 250 lb Door max.	OPH750, OP1550
CO7131	Offset Pivoted, Side Jamb Bottom Pivot, 250 lb Door max	OPJ350
CO7162	Offset Pivoted, 150 lb Door max.	OP440, OPL440, OP15200
CO7172	Offset Pivoted, Side Jamb Bottom Pivot, 150 lb Door max.	OPJ350
CO7202	Offset Pivoted, Labeled Fire Doors, 150 lb Door max.	OPF440, OPLF440, OPF15200
CO7311	Offset Pivoted, Lead-Lined Intermediate Pivot		75240
CO7321	Offset Pivoted, Intermediate Pivot		75220, 15220
CO7371	Offset Pivoted, Intermediate Pivot, Labeled Fire Doors		75233, 15233
CO7382	Offset Pivoted, Full Mortise Intermediate Pivot (light-duty)		75210

Technical Details

Pivots standard design includes needle bearings with hardened pins for durability and long life.
3/4" and 1-1/2" offset versions available for flush and 1/8" inset door and frame conditions. Flush versions are standard.
Pivot sets are available for non-rated, 20 minute rated, and up to 3 hour fire-rated application.
Intermediate pivots are recommended with offset pivot sets.
Pivot sets available for lead-lined doors weighing up to 800 lb. Can also be used on non lead-lined doors.
Lead-lined door pivots available for varying door thicknesses. The hole pattern in the pivots is staggered to straddle the lead in the center of the door.
Pocket pivots available for 90º pocket door applications that require the door to be flush with an adjacent wall.
Pivots and pivot sets furnished standard with all machine screws. Half or all wood screw options available.

Center Hung - Single or Double Acting

3/4" Offset Hung - Single Acting

1 - 1/2" Offset Hung - Single Acting

90º Pocket Pivot Hung

Pivot Set Selection Chart
Pivot Set	Aplication	Maximum Door Width	Maximum Door Weight	Fire Rated	Center Hung Double-Acting	Offset Hung Single-Acting
OP440	3/4" offset standard	4' - 0"	440 lb	.	.
OPF440	3/4" offset, up to 3 hour fire rated	4' - 0"	440 lb		.
OPJ350	3/4" offset side jamb	4' - 0"	350 lb	.	.
OPH750	3/4" offset heavy-duty	4' - 0"	750 lb	.	.
OPHF750	3/4" offset heavy-duty , up to 3 hour fire rated	4' - 0"	750 lb		.
OPL440	3/4" offset lead-lined	4' - 0"	440 lb	.	.
OPL800	3/4" offset lead-lined	4' - 0"	800 lb	.	.
OP15200	1-1/2" Offset	3' - 6"	200 lb	.	.
OP15500	1-1/2" offset heavy-duty	4' - 0"	500 lb	.	.
OPF15200	1-1/2 offset, up to 3 hour fire rated	3' - 6"	200 lb		.
OPF15500	1-1/2" offset heavy-duty, up to 3 hour fire rated	4' - 0"	500 lb		.
CP440	Center Hung, Wood or Steel door	4' - 0"	440 lb	.		.
CPA440	center hung, aluminum door	4' - 0"	440 lb	.		.
CP660	center hung medium -duty, wood or steel door	4' - 0"	660 lb	.		.
CP1000	center hung heav -duty , wood or steel door	6' - 0"	1000 lb	.		.

Dorma OP440

OP440 Dorma Pivot Set