Keystone Electronics Catalog K75 2025

SPRING & BUTTON CONTACTS

• Economical and reliable contacts are ideal for molded cases with self contained battery compartments • ”Solder Tab” design for either wire lead or PC mounting • Unique spring contacts adjust to variations in battery lengths • Reliable spring contacts assure low contact resistance and a dependable connection • Space saving, economical, excellent mechanical construction

MATERIAL: Plate: .020 (.51) Steel, Nickel Plate Spring: Spring Steel, Nickel Plate Operating Temperature: -50°F to 185°F (-45°C to 85°C)

BATTERY CONTACTS FOR MOLDED CASES

Refer to page 42 for Battery Contact Layout & Mounting Details

“A” CELL

.057 [1.4]

.414 [10.5]

.414 [10.5]

.709 [18.0] 1.127 [28.6]

.425 [10.8]

.425 [10.8]

.500 [12.7]

.500 [12.7]

.500 [12.7]

CAT. NO. 5207

CAT. NO. 5222

CAT. NO. 5221

• Parallel connection

.709 [18.0] 1.127 [28.6]

.414 [10.5]

.094 [2.4] (2) PLS

.250 [6.4]

.500 [12.7]

.500 [12.7]

.709 [18.0]

CAT. NO. 5215

CAT. NO 5216

“C” CELL

(+) POSITIVE BUTTON

DUAL CONTACT

(-) NEGATIVE SPRING

.062 [1.6]

.750 [19.0]

.646 [16.4]

.750 [19.0]

.984 [25.0] 1.654 [42.0]

.646 [16.4]

.750 [19.0]

.750 [19.0]

.750 [19.0]

CAT. NO. 5242

CAT. NO. 5241

CAT. NO. 5240

“D” CELL

DUAL CONTACT

(+) POSITIVE BUTTON

(-) NEGATIVE SPRING

.847 [21.5]

.059 [1.5]

.728 [18.5]

.728 [18.5]

.059 [1.5]

1.319 [33.5] 2.224 [56.5]

.847 [21.5]

.394 [10.0]

.392 [10.0]

.413 [10.5]

.905 [23.0]

.905 [23.0]

1.260 [32.0]

1.260 [32.0]

1.087 [27.6]

.157 [4.0]

.157 [4.0]

CAT. NO. 5253 Left CAT. NO. 5252 Right (Shown)

CAT. NO. 5250

CAT. NO. 5251

19

®

www.keyelco.com 55 S. Denton Avenue, New Hyde Park, NY 11040

Tel (516) 328-7500 • Fax (516) 328-1080 (800) 221-5510 • kec@keyelco.com

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