Standard Extension Spring Assemblies

BBSR Range (Extension Springs)

Note

All figures stated are for reference only, for detailed specification contact our sales department.

Materials

Stainless steel springs, nylon moulded bobbin & bracket, sheet aluminium base.
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Filter Reset Key of Measurements PDF
Assembly
Number		 Incorporates
Spring No.		 Load +/- 10% Extension
(mm)		 Material Average Fatigue
Life Cycles		 Spring
Ends
Newtons Kg W T L
BBCD1 SN0263 2.2 0.23 440 25 0.13 640 200000 A
BBN581 SN0581 16.5 1.68 510 25 0.25 710 18000 A
BBN593 SN0593 15.6 1.59 360 16 0.3 560 10000 A
BBN594 SN0594 27.9 2.84 430 25 0.3 640 12000 A
BBSR14 SR14 25.6 2.61 1040 19 0.3 1200 5000 A
BBSR15 SR15 30.8 3.14 1220 19 0.35 1400 5000 A
BBSR17 SR17 41 4.18 1220 25 0.35 1400 5000 C
BBSR18 SR18 47.1 4.08 1400 25 0.4 1600 5000 C
BBSR19 SR19 52.9 5.39 1600 25 0.46 1800 5000 C
BBSR20 SR20 60.7 6.19 1220 38 0.35 1400 5000 F
BBSR21 SR21 67.7 6.9 1040 51 0.3 1200 5000 F
BBSR22 SR22 79.1 8.07 1600 38 0.46 1800 5000 F
BBSR23 SR23 93.7 9.55 1400 51 0.4 1600 5000 F
BBSR38 SR38 11.2 1.4 840 16 0.25 1000 15000 A
BBSR39 SR39 13.5 1.38 840 19 0.25 1000 15000 A
BBSR40 SR40 16.9 1.72 1020 19 0.3 1200 15000 A
BBSR41 SR41 19.6 2 1170 19 0.35 1400 15000 A
BBSR42 SR42 22.3 2.27 1020 25 0.3 1200 15000 C
BBSR43 SR43 26.3 2.68 1170 25 0.35 1400 15000 C
BBSR46 SR46 39.5 4.03 1170 38 0.35 1400 15000 F
BBSR47 SR47 51.1 4.6 1020 51 0.3 1200 15000 F
BBSR64 SR64 6.5 0.66 760 16 0.25 1000 40000 A
BBSR65 SR65 7.8 0.8 760 19 0.25 1000 40000 A
SN0154 SN0154 70.1 7.15 1000 51 0.3 1200 8000 F
SN0155 SN0155 79.1 8.06 1600 38 0.46 1800 8000 F
SN0156 SN0156 93.7 9.55 1400 51 0.4 1600 8000 F
SN0209 SN0209 19.6 2 1500 19 0.35 1700 16000 A
SN0232 SN0232 26.3 2.68 1600 25 0.35 1800 16000 C
SN0282 SN0282 25.7 2.62 1800 25 0.35 2000 16000 C
SN0461 SN0461 18.6 1.9 640 25 0.25 840 16000 A
BBN9184 SN9184 47.1 4.8 600 25 0.4 800 8000 A