91F SERIES

Extra Heavy-Duty Stud Assemblies and Receptacles

Features: Designed for heavy duty service in farm, construction equipment and other applications where
high strength and clamping force are required.

Stud Assemblies

Note: Part numbers shown are basic part numbers only. See ordering information for required dash numbers.	Slotted-Hex Head		Slotted-Hex Head
Material	Standard Part No.	Self-sealing Part No.	Standard Part No.	Self-sealing Part No.
Steel (Cadmium Plated)	91S2-[ ]	91S7-[ ]	91S2-[ ]W	91S7-[ ]W

Maximum Service Temperature: Self-Sealing parts have rubber seal and temperature limitation of 225°F.; Standard: 450°F.;
Plastic Knob Version: 140°F. *S=.64 + (.03 x Dash No.)

Receptacles				For use with dimpled panels F		or Spot Weld Attachment
Material	Part No.	Rivet Holes	Rivet Hole Dia.	Part No.	Rivet Holes	Part No.
Steel (Cadmium Plated)	119-18	Plain (for 1/8″ rivets)	.134.128	119-18D	C’Sunk (for 1/8″ rivets)	—
	119-18A	Plain (for 5/32″ rivets)	.165.159	—	—	—
Steel (Oil Coated)	—	—	—	—	—	119-18C

Maximum Service Temperature: 450°F.

Offset Fixed Wing	Plastic Knob
Standard Part No. Self-sealing Part No.	Part No.
91S2-[ ]WO 91S7-[ ]WO	91S48-[ ]-1AA

Specifications:

Ultimate Tensile Strength: 1800 lbs. Workingn Strength: 1200 lbs. Stud Grip Increments: .030 inches.

Stud Part Number Structure

See Stud Dash Number Selection Table on the following page.

RetainingRings

	Spiral Type Weight per 100 pcs.: 0.24 lbs.		Snap-on Type Weight per 100 pcs.: 0.15 lbs.
Material	Part No.	Max. Temp.	Part No.	Max. Temp.
Stainless Steel	91S3-1	550 F.
Steel (Cadmium Plated)			91S45-1-1AA	450 F.

Spiral Ring offers positive retention. It installs with the use of needle nose pliers. Snap-on Type snaps into place
over stud cross-pin for faster installation.

Panel Preparation and Installation Data

Panel Preparation for Stud Installation

Panel Preparation for

Receptacle Installation Ordering Information/Stud Dash Number
Selection

To Select Stud Dash Number:
1. Determine “G” total
Note: Increase “G” to allow for thickness of paint or other finishes and for the compressed thickness
of any gasket. If self-sealing stud assemblies are used, add .120 inch to “G” thickness when determining stud dash
number.
2. Locate total thickness in the Stud Dash Number Selection table.
3. Then find the corresponding stud dash number in the column to the

How to Order:

Example 1.(For standard stud assemblies) Stud Assembly Used: 91S2-[?] “G” Total
Thickness = 1.125 inch Stud Dash Number From Table = -37 Complete Part Number: 91S2-37

Example 2. (For self-sealing stud assemblies) Stud Assembly Used: 91S7-[?]WO “G” Total
Thickness = 1.125 inch Required Calculation: 1.125 + .120 = 1.245 Stud Dash Number From Table = -41 Complete Part
Number: 91S7-41WO

Stu d Dash Nu mb er Selectio n
Total Thickness	Dash Number	Total Thickness	Dash Number
.035-.064	– 1	.785-.814	-26
.065-.094	– 2	.815-.844	-27
.095-.124	– 3	.845-.874	-28
.125-.154	– 4	.875-.904	-29
.155-.184	– 5	.905-.934	-30
.185-.214	– 6	.935-.964	-31
.215-.244	– 7	.965-.994	-32
.245-.274	– 8	.995-1.024	-33
.275-.304	– 9	1.025-1.054	-34
.305-.334	-10	1.055-1.084	-35
.335-.364	-11	1.085-1.114	-36
.365-.394	-12	1.115-1.144	-37
.395-.424	-13	1.145-1.174	-38
.425-.454	-14	1.175-1.204	-39
.455-.484	-15	1.205-1.232	-40
.485-.514	-16	1.235-1.264	-41
.515-.544	-17	1.265-1.294	-42
.545-.574	-18	1.295-1.324	-43
.575-.604	-19	1.325-1.354	-44
.605-.634	-20	1.355-1.384	-45
.635-.664	-21	1.385-1.414	-46
.665-.694	-22	1.415-1.444	-47
.695-.724	-23	1.445-1.474	-48
.725-.754	-24	1.475-1.504	-49
.755-.784	-25	1.505-1.534	-50

Important Note: If total thickness is very near the top of the thickness range,
selection of the next greater dash number is recommended. For thicknesses greater than those tabulated, contact the
Camloc Products Division.

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