SKU / Product Info	Quantity
12734 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.192/4.9; Rate (Lbs./In N/mm): 17/3; Sugg. Max. DEFL.: 0.21/5.3; Sugg. Max. Load.: 3.6/16; Solid Length (Inches/mm): 0.2/5; Wire Dia. (Inches/mm): 0.029/0.7; Total Coils: 6
2532 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.198/5; Rate (Lbs./In N/mm): 12/2; Sugg. Max. DEFL.: 0.29/7.4; Sugg. Max. Load.: 3.4/15; Solid Length (Inches/mm): 0.21/5.3; Wire Dia. (Inches/mm): 0.026/0.7; Total Coils:
2556 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.186/4.7; Rate (Lbs./In N/mm): 29/5.1; Sugg. Max. DEFL.: 0.18/4.5; Sugg. Max. Load.: 5.2/23; Solid Length (Inches/mm): 0.26/6.5; Wire Dia. (Inches/mm): 0.032/0.8; Total Coi
3985 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.2/5.1; Rate (Lbs./In N/mm): 16/2.9; Sugg. Max. DEFL.: 0.21/5.4; Sugg. Max. Load.: 3.5/16; Solid Length (Inches/mm): 0.15/3.8; Wire Dia. (Inches/mm): 0.025/0.6; Total Coils
518 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.168/4.3; Rate (Lbs./In N/mm): 85/15; Sugg. Max. DEFL.: 0.12/3; Sugg. Max. Load.: 10/45; Solid Length (Inches/mm): 0.34/8.6; Wire Dia. (Inches/mm): 0.041/1; Total Coils: 7.
529 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.182/4.6; Rate (Lbs./In N/mm): 42/7.4; Sugg. Max. DEFL.: 0.15/3.7; Sugg. Max. Load.: 6.2/28; Solid Length (Inches/mm): 0.26/6.5; Wire Dia. (Inches/mm): 0.034/0.9; Total Coi
A9-11 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.178/4.5; Rate (Lbs./In N/mm): 49/8.6; Sugg. Max. DEFL.: 0.14/3.6; Sugg. Max. Load.: 7/31; Solid Length (Inches/mm): 0.25/6.4; Wire Dia. (Inches/mm): 0.036/0.9; Total Coils
B1-48 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.172/4.4; Rate (Lbs./In N/mm): 64/11; Sugg. Max. DEFL.: 0.14/3.5; Sugg. Max. Load.: 8.8/39; Solid Length (Inches/mm): 0.29/7.4; Wire Dia. (Inches/mm): 0.039/1; Total Coils:
B15-68 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.204/5.2; Rate (Lbs./In N/mm): 4.4/0.76; Sugg. Max. DEFL.: 0.29/7.4; Sugg. Max. Load.: 1.3/5.7; Solid Length (Inches/mm): 0.21/5.3; Wire Dia. (Inches/mm): 0.023/0.6; Total
B2-9 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.2/5.1; Rate (Lbs./In N/mm): 9.9/1.7; Sugg. Max. DEFL.: 0.3/7.6; Sugg. Max. Load.: 3/13; Solid Length (Inches/mm): 0.2/5.1; Wire Dia. (Inches/mm): 0.025/0.6; Total Coils: 7
B9-16 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.192/4.9; Rate (Lbs./In N/mm): 19/3.3; Sugg. Max. DEFL.: 0.29/7.3; Sugg. Max. Load.: 5.4/24; Solid Length (Inches/mm): 0.2/5.2; Wire Dia. (Inches/mm): 0.029/0.7; Total Coil
BB-16 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.204/5.2; Rate (Lbs./In N/mm): 7.5/1.3; Sugg. Max. DEFL.: 0.26/6.5; Sugg. Max. Load.: 1.9/8.6; Solid Length (Inches/mm): 0.16/4.1; Wire Dia. (Inches/mm): 0.023/0.6; Total C
BB-9 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.17/4.3; Rate (Lbs./In N/mm): 58/10; Sugg. Max. DEFL.: 0.15/3.9; Sugg. Max. Load.: 8.9/39; Solid Length (Inches/mm): 0.32/8.1; Wire Dia. (Inches/mm): 0.04/1; Total Coils: 8
F-13 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.2/5.1; Rate (Lbs./In N/mm): 12/2.2; Sugg. Max. DEFL.: 0.28/7.2; Sugg. Max. Load.: 3.5/16; Solid Length (Inches/mm): 0.18/4.4; Wire Dia. (Inches/mm): 0.025/0.6; Total Coils
FF-13 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.18/4.6; Rate (Lbs./In N/mm): 31/5.5; Sugg. Max. DEFL.: 0.19/4.9; Sugg. Max. Load.: 6/27; Solid Length (Inches/mm): 0.28/7.1; Wire Dia. (Inches/mm): 0.035/0.9; Total Coils:
FF-81 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.16/4.1; Rate (Lbs./In N/mm): 144/25; Sugg. Max. DEFL.: 0.09/2.3; Sugg. Max. Load.: 13/59; Solid Length (Inches/mm): 0.3/7.7; Wire Dia. (Inches/mm): 0.045/1.1; Total Coils:
GG-46 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.202/5.1; Rate (Lbs./In N/mm): 10/1.8; Sugg. Max. DEFL.: 0.32/8.1; Sugg. Max. Load.: 3.3/15; Solid Length (Inches/mm): 0.17/4.3; Wire Dia. (Inches/mm): 0.024/0.6; Total Coi
H-94 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.208/5.3; Rate (Lbs./In N/mm): 3.1/0.54; Sugg. Max. DEFL.: 0.3/7.5; Sugg. Max. Load.: 0.9/4; Solid Length (Inches/mm): 0.2/5.2; Wire Dia. (Inches/mm): 0.021/0.5; Total Coil
HH-13 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.196/5; Rate (Lbs./In N/mm): 8.6/1.5; Sugg. Max. DEFL.: 0.26/6.5; Sugg. Max. Load.: 2.2/9.8; Solid Length (Inches/mm): 0.24/6.2; Wire Dia. (Inches/mm): 0.027/0.7; Total Coi
HH-84 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.204/5.2; Rate (Lbs./In N/mm): 4.6/0.81; Sugg. Max. DEFL.: 0.28/7.2; Sugg. Max. Load.: 1.3/5.8; Solid Length (Inches/mm): 0.22/5.5; Wire Dia. (Inches/mm): 0.023/0.6; Total
I-83 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.158/4; Rate (Lbs./In N/mm): 126/22; Sugg. Max. DEFL.: 0.11/2.8; Sugg. Max. Load.: 14/63; Solid Length (Inches/mm): 0.37/9.3; Wire Dia. (Inches/mm): 0.046/1.2; Total Coils:
L-100 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.13/3.3; Rate (Lbs./In N/mm): 429/75; Sugg. Max. DEFL.: 0.05/1.3; Sugg. Max. Load.: 21/96; Solid Length (Inches/mm): 0.45/11.4; Wire Dia. (Inches/mm): 0.06/1.5; Total Coils
NN-15 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.18/4.6; Rate (Lbs./In N/mm): 54/9.5; Sugg. Max. DEFL.: 0.12/3; Sugg. Max. Load.: 6.4/29; Solid Length (Inches/mm): 0.25/6.2; Wire Dia. (Inches/mm): 0.035/0.9; Total Coils:
NN-48 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.142/3.6; Rate (Lbs./In N/mm): 353/62; Sugg. Max. DEFL.: 0.06/1.4; Sugg. Max. Load.: 20/87; Solid Length (Inches/mm): 0.32/8.2; Wire Dia. (Inches/mm): 0.054/1.4; Total Coil
NN-59 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.19/4.8; Rate (Lbs./In N/mm): 22/3.8; Sugg. Max. DEFL.: 0.26/6.6; Sugg. Max. Load.: 5.7/25; Solid Length (Inches/mm): 0.24/6.1; Wire Dia. (Inches/mm): 0.03/0.8; Total Coils
NN-73 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.18/4.6; Rate (Lbs./In N/mm): 28/4.8; Sugg. Max. DEFL.: 0.19/4.7; Sugg. Max. Load.: 5.1/23; Solid Length (Inches/mm): 0.32/8; Wire Dia. (Inches/mm): 0.035/0.9; Total Coils:
O-155 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.172/4.4; Rate (Lbs./In N/mm): 79/14; Sugg. Max. DEFL.: 0.11/2.8; Sugg. Max. Load.: 8.8/39; Solid Length (Inches/mm): 0.29/7.4; Wire Dia. (Inches/mm): 0.039/1; Total Coils:
S-1178 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.2/5.1; Rate (Lbs./In N/mm): 14/2.5; Sugg. Max. DEFL.: 0.16/4.2; Sugg. Max. Load.: 2.3/10; Solid Length (Inches/mm): 0.15/3.8; Wire Dia. (Inches/mm): 0.025/0.6; Total Coils
S-717 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.206/5.2; Rate (Lbs./In N/mm): 6.6/1.2; Sugg. Max. DEFL.: 0.26/6.5; Sugg. Max. Load.: 1.7/7.5; Solid Length (Inches/mm): 0.15/3.8; Wire Dia. (Inches/mm): 0.022/0.6; Total C
S-794 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.21/5.3; Rate (Lbs./In N/mm): 3.5/0.61; Sugg. Max. DEFL.: 0.35/8.8; Sugg. Max. Load.: 1.2/5.3; Solid Length (Inches/mm): 0.16/3.9; Wire Dia. (Inches/mm): 0.02/0.5; Total Co
V-100 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.21/5.3; Rate (Lbs./In N/mm): 3.2/0.55; Sugg. Max. DEFL.: 0.32/8.1; Sugg. Max. Load.: 1/4.5; Solid Length (Inches/mm): 0.18/4.6; Wire Dia. (Inches/mm): 0.02/0.5; Total Coil
XX-63 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.196/5; Rate (Lbs./In N/mm): 11/2; Sugg. Max. DEFL.: 0.26/6.5; Sugg. Max. Load.: 3/13; Solid Length (Inches/mm): 0.24/6.2; Wire Dia. (Inches/mm): 0.027/0.7; Total Coils: 8;
Z-53 O.D. (Inches/mm): 0.25/6.35; Free Length (Inches/mm): 0.5/12.7; I.D. (Inches/mm): 0.2/5.1; Rate (Lbs./In N/mm): 11/1.9; Sugg. Max. DEFL.: 0.22/5.5; Sugg. Max. Load.: 2.3/10; Solid Length (Inches/mm): 0.18/4.4; Wire Dia. (Inches/mm): 0.025/0.6; Total Coils

Quick Overview

MATERIAL:

MW - Music Wire

SPR - Spring Steel

HD - Hard Drawn

OT - Oil Tempered

SST - Stainless Steel

BC - Beryllium Copper

PB - Phosphor Bronze

ENDS:

C - Closed

G - Ground

O - Open

FINISH:

Z - Zinc

BO - Black Oxide

GI - Gold Irridite

T - Tinned Wire

N - None

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Details

Century Spring warehouses the largest inventory of high-grade, straight, cylindrically-shaped compression springs in the world. All the springs found in this section of the catalog are fabricated from round wire. The energy storage capacity is greater for round-wire compression springs than for rectangular-wire compression springs.

Additional Information

Manufacturer: Century Spring Corp.

For More Information on the Compression Springs; O.D. (Inches/mm): 0.25/6.35; Length (Inches/mm): 0.5/12.7, [Click Here] to Link to Manufacturer Web Site

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Compression Springs; O.D. (Inches/mm): 0.25/6.35; Length (Inches/mm): 0.5/12.7

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