FS Industries ENGINEERED STEEL PRODUCTS
Priced Full Line Products Catalog
20 Technology Way West Greenwich, RI 02817
Toll free:(800) 421-0314 • In RI:(401) 272-4570 • Fax:(401) 421-5679
Home Order Search Quote Contact Us About Us My Account Shopping Cart
Back to Product Category

OSHA PREFAB STAIRWAYS

36" High Combination Guard & Handrail
(Pre 2017) OSHA Prefab Stairway
Current (2017) Acceptable Usage: For heights up to 48"
for all industrial/commercial uses or for non-routine, non-regular
travel between levels up to 144" for industrial/commercial main-
tenance access and industrial/commercial storage access. This is
a steep incline stair not acceptable for public access. Per OSHA
Reguation 1910.25 (b) (7) below these stairs should not be used
for regular and routine travel between levels except for the con-
ditions listed above.
prefab stairs
Please Note:The buyer is responsible to verify the suitability
of this stair design for his or her particular use or application.
Quality engineered to your specific height requirements.
Designed for safety and convenience
Extra heavy duty bar grating stair treads won’t sag or dish
   (supplied as standard).
Factory welded handrails of 1 1/2" x 11 Ga. square tubing.
10" structural channel stringers.
Fire proof construction.
Meets OSHA requirements. See OSHA standard 1910.25
   (Fixed Industrial Stairs) listed below price table.
Standard finish gray enamel (Chart I), galvanized
    (Chart II), or duplex galvanized and painted (Chart III).
Standard 36" wide treads, 40" overall stair width. Other
    widths available upon request.
Tread depths are 9 1/2" for diamond plate, and 9 3/4" for
    bar grating treads.
Special colors available upon request
Shipped as 2 welded side frames and 1 bundle of treads for bolted assembly.
prefabe stairway
45 Degree angle of rise
galvanized stairways osha stairs steep incline stairs
*Important Note When Ordering:
Specify actual floor to floor height
when ordering. Stairways are custom
designed to meet your height
requirements. *Other sizes available
upon request.
Order all galvanized
frame
and tread finish
for maximum durability
and corrosion resistance.
OSHA stair shown with optional
horizontal extension
.
CUSTOM SIZES - SAME DAY QUOTES
Custom sizes and configurations are readily available. We provide same day price quotes if you require a special
stair angle, specific tread rise/run, or a maximum horizontal stair run to satisfy available floor space constraints.

NEW! Optional Finishes!
Our standard finish is a quick dry enamel in a variety of colors.
Now we are pleased to offer our products with a hot-dipped galvanized finish or in a
duplex system which is paint over a hot-dipped galvanized undercoat.

CHART I
PRICING FOR OSHA STAIRS WITH STANDARD PAINTED ENAMEL FRAME
This is a steep incline stair not acceptable for public
access, office use, or residential applications.
Back to Top
Steel Stair Treads
stair treads
9 1/2" Dia. Plate Open Riser
Bar grating stair treads are safe, self-
cleaning, skid-resistant and economical.
Painted Gray

Order Online, by Phone, or by E-Mail

~ Add items to your online shopping cart ~
Click a Price of the item you wish to purchase.

FRAME FINISH-GRAY OR BLUE
TREAD SELECTION
OSHA
TYP.
MODEL
NO.
PRICING
HEIGHT
RANGE
(Floor to Floor)
HORIZONTAL
RUN
TREAD
WIDTH
OVERALL
WIDTH
(A)
BLK BAR
GRATING
9 3/4" TREAD
OPEN RISER
(B)
GAL. BAR
GRATING
9 3/4" TREAD
OPEN RISER
(C)
DIA. PLATE
9 1/2" TREAD
PAINTED GRAY
OPEN RISER
S3038-P 36"-41" 26 9/16"-33 5/8" 30 33
S3638-P 36"-41" 26 9/16"-33 5/8" 36 39
S4838-P 36"-41" 26 9/16"-33 5/8" 48 51
         
S3044-P 42"-47" 33 3/4"-40 5/16"  30 33
S3644-P 42"-47" 33 3/4"-40 5/16"  36 39
S4844-P 42"-47" 33 3/4"-40 5/16"  48 51
         
S3050-P 48"-53" 40 9/16"-44 5/16"  30 33
S3650-P 48"-53" 40 9/16"-44 5/16"  36 39
S4850-P 48"-53" 40 9/16"-44 5/16"  48 51
         
S3056-P 54"-59" 44 9/16"-51 1/8"  30 33
S3656-P 54"-59" 44 9/16"-51 1/8" 36 39
S4856-P 54"-59" 44 9/16"-51 1/8" 48 51
         
S3062-P 60"-65" 51 7/16"-57 3/4"  30 33
S3662-P 60"-65" 51 7/16"-57 3/4"  36 39
S4862-P 60"-65" 51 7/16"-57 3/4"  48 51
         
S3068-P 66"-71" 58 1/16"-62 1/4"  30 33
S3668-P 66"-71" 58 1/16"-62 1/4"  36 39
S4868-P 66"-71" 58 1/16"-62 1/4"  48 51
         
S3074-P 72"-77" 64 9/16"-68 7/8"  30 33
S3674-P 72"-77" 64 9/16"-68 7/8"  36 39
S4874-P 72"-77" 64 9/16"-68 7/8"  48 51
         
S3080-P 78"-83" 69 1/4"-75 3/8"  30 33
S3680-P 78"-83" 69 1/4"-75 3/8"  36 39
S4880-P 78"-83" 69 1/4"-75 3/8"  48 51
         
S3086-P 84"-89" 75 3/4"-81 13/16"  30 33
S3686-P 84"-89" 75 3/4"-81 13/16"  36 39
S4886-P 84"-89" 75 3/4"-81 13/16"  48 51
         
S3090-P 90"-95" 82 3/16"-86 3/4" 30 33
S3690-P 90"-95" 82 3/16"-86 3/4" 36 39
S4890-P 90"-95" 82 3/16"-86 3/4" 48 51
         
S3098-P 96"-101" 88 9/16"-93 3/16"  30 33
S3698-P 96"-101" 88 9/16"-93 3/16"  36 39
S4898-P 96"-101" 88 9/16"-93 3/16"  48 51
         
S30104-P 102"-107" 93 9/16"-99 9/16"  30 33
S36104-P 102"-107" 93 9/16"-99 9/16"  36 39
S48104-P 102"-107" 93 9/16"-99 9/16"  48 51
         
S30110-P 108"-113" 99 15/16"-105 7/8"  30 33
S36110-P 108"-113" 99 15/16"-105 7/8"  36 39
S48110-P 108"-113" 99 15/16"-105 7/8"  48 51
         
S30116-P 114"-119" 106 1/4"-111"  30 33
S36116-P 114"-119" 106 1/4"-111"  36 39
S48116-P 114"-119" 106 1/4"-111"  48 51
         
S30122-P 120"-125" 112 9/16"-117 5/16" 30 33
S36122-P 120"-125" 112 9/16"-117 5/16" 36 39
S48122-P 120"-125" 112 9/16"-117 5/16" 48 51
         
S30128-P 126"-131" 117 3/4"-123 5/8"  30 33
S36128-P 126"-131" 117 3/4"-123 5/8"  36 39
S48128-P 126"-131" 117 3/4"-123 5/8"  48 51
         
S30134-P 132"-137" 124 1/16"-129 7/8" 30 33
S36134-P 132"-137" 124 1/16"-129 7/8" 36 39
S48134-P 132"-137" 124 1/16"-129 7/8" 48 51
         
S30140-P 138"-144" 130 5/16"-136 1/16"  30 33
S36140-P 138"-144" 130 5/16"-136 1/16"  36 39
S48140-P 138"-144" 130 5/16"-136 1/16"  48 51

CHART II
PRICING FOR OSHA STAIRS WITH GALVANIZED FRAME
Back to Top
This is a steep incline stair not acceptable for public
access, office use, or residential applications.
Steel Stair Treads
Bar grating stair treads are safe, self-
cleaning, skid-resistant and economical.
9 1/2" Dia. Plate Open Riser

Order Online, by Phone, or by E-Mail

~ Add items to your online shopping cart ~
Click a Price of the item you wish to purchase.

FRAME FINISH-GALVANIZED TREAD SELECTION
OSHA
TYP.
MODEL NO.
PRICING
HEIGHT
RANGE
(Floor to Floor)
HORIZONTAL
RUN
TREAD
WIDTH
OVERALL
WIDTH
(B)
GAL. BAR
GRATING
9 3/4" TREAD
OPEN RISER
(C)
GAL. DIA.
PLATE
9 1/2" TREAD
OPEN RISER
S3038-G 36"-41" 26 9/16"-33 5/8" 30 33
S3638-G 36"-41" 26 9/16"-33 5/8" 36 39
S4838-G 36"-41" 26 9/16"-33 5/8" 48 51
         
S3044-G 42"-47" 33 3/4"-40 5/16"  30 33
S3644-G 42"-47" 33 3/4"-40 5/16"  36 39
S4844-G 42"-47" 33 3/4"-40 5/16"  48 51
         
S3050-G 48"-53" 40 9/16"-44 5/16"  30 33
S3650-G 48"-53" 40 9/16"-44 5/16"  36 39
S4850-G 48"-53" 40 9/16"-44 5/16"  48 51
         
S3056-G 54"-59" 44 9/16"-51 1/8"  30 33
S3656-G 54"-59" 44 9/16"-51 1/8" 36 39
S4856-G 54"-59" 44 9/16"-51 1/8" 48 51
         
S3062-G 60"-65" 51 7/16"-57 3/4"  30 33
S3662-G 60"-65" 51 7/16"-57 3/4"  36 39
S4862-G 60"-65" 51 7/16"-57 3/4"  48 51
         
S3068-G 66"-71" 58 1/16"-62 1/4"  30 33
S3668-G 66"-71" 58 1/16"-62 1/4"  36 39
S4868-G 66"-71" 58 1/16"-62 1/4"  48 51
         
S3074-G 72"-77" 64 9/16"-68 7/8"  30 33
S3674-G 72"-77" 64 9/16"-68 7/8"  36 39
S4874-G 72"-77" 64 9/16"-68 7/8"  48 51
         
S3080-G 78"-83" 69 1/4"-75 3/8"  30 33
S3680-G 78"-83" 69 1/4"-75 3/8"  36 39
S4880-G 78"-83" 69 1/4"-75 3/8"  48 51
         
S3086-G 84"-89" 75 3/4"-81 13/16"  30 33
S3686-G 84"-89" 75 3/4"-81 13/16"  36 39
S4886-G 84"-89" 75 3/4"-81 13/16"  48 51
         
S3090-G 90"-95" 82 3/16"-86 3/4" 30 33
S3690-G 90"-95" 82 3/16"-86 3/4" 36 39
S4890-G 90"-95" 82 3/16"-86 3/4" 48 51
         
S3098-G 96"-101" 88 9/16"-93 3/16"  30 33
S3698-G 96"-101" 88 9/16"-93 3/16"  36 39
S4898-G 96"-101" 88 9/16"-93 3/16"  48 51
         
S30104-G 102"-107" 93 9/16"-99 9/16"  30 33
S36104-G 102"-107" 93 9/16"-99 9/16"  36 39
S48104-G 102"-107" 93 9/16"-99 9/16"  48 51
         
S30110-G 108"-113" 99 15/16"-105 7/8"  30 33
S36110-G 108"-113" 99 15/16"-105 7/8"  36 39
S48110-G 108"-113" 99 15/16"-105 7/8"  48 51
         
S30116-G 114"-119" 106 1/4"-111"  30 33
S36116-G 114"-119" 106 1/4"-111"  36 39
S48116-G 114"-119" 106 1/4"-111"  48 51
         
S30122-G 120"-125" 112 9/16"-117 5/16" 30 33
S36122-G 120"-125" 112 9/16"-117 5/16" 36 39
S48122-G 120"-125" 112 9/16"-117 5/16" 48 51
         
S30128-G 126"-131" 117 3/4"-123 5/8"  30 33
S36128-G 126"-131" 117 3/4"-123 5/8"  36 39
S48128-G 126"-131" 117 3/4"-123 5/8"  48 51
         
S30134-G 132"-137" 124 1/16"-129 7/8" 30 33
S36134-G 132"-137" 124 1/16"-129 7/8" 36 39
S48134-G 132"-137" 124 1/16"-129 7/8" 48 51
         
S30140-G 138"-144" 130 5/16"-136 1/16"  30 33
S36140-G 138"-144" 130 5/16"-136 1/16"  36 39
S48140-G 138"-144" 130 5/16"-136 1/16"  48 51

CHART III
PRICING FOR OSHA STAIRS WITH DUPLEX COLORZINQ FRAME

Back to Top

This is a steep incline stair not acceptable for public
access, office use, or residential applications.
Steel Stair Treads
Bar grating stair treads are safe, self-
cleaning, skid-resistant and economical.
9 1/2" Dia. Plate Open Riser

Order Online, by Phone, or by E-Mail

~ Add items to your online shopping cart ~
Click a Price of the item you wish to purchase.

FRAME FINISH-GALVANIZED & PAINTED TREAD SELECTION
OSHA
TYP.
MODEL NO.
PRICING
HEIGHT
RANGE
(Floor to Floor)
HORIZONTAL
RUN
TREAD
WIDTH
OVERALL
WIDTH
(A)
COLOR ZINQ
BAR GRATING
9 3/4" TREAD
OPEN RISER
(C)
COLOR ZINQ
DIA. PLATE
9 1/2" TREAD
OPEN RISER
S3038-GP
36"-41"
26 9/16"-33 5/8"
30
33
S3638-GP
36"-41"
26 9/16"-33 5/8"
36
39
S4838-GP
36"-41"
26 9/16"-33 5/8"
48
51
 
S3044-GP
42"-47"
33 3/4"-40 5/16" 
30
33
S3644-GP
42"-47"
33 3/4"-40 5/16" 
36
39
S4844-GP
42"-47"
33 3/4"-40 5/16" 
48
51
 
S3050-GP
48"-53"
40 9/16"-44 5/16" 
30
33
S3650-GP
48"-53"
40 9/16"-44 5/16" 
36
39
S4850-GP
48"-53"
40 9/16"-44 5/16" 
48
51
 
S3056-GP
54"-59"
44 9/16"-51 1/8" 
30
33
S3656-GP
54"-59"
44 9/16"-51 1/8"
36
39
S4856-GP
54"-59"
44 9/16"-51 1/8"
48
51
 
S3062-GP
60"-65"
51 7/16"-57 3/4" 
30
33
S3662-GP
60"-65"
51 7/16"-57 3/4" 
36
39
S4862-GP
60"-65"
51 7/16"-57 3/4" 
48
51
 
S3068-GP
66"-71"
58 1/16"-62 1/4" 
30
33
S3668-GP
66"-71"
58 1/16"-62 1/4" 
36
39
S4868-GP
66"-71"
58 1/16"-62 1/4" 
48
51
 
S3074-GP
72"-77"
64 9/16"-68 7/8" 
30
33
S3674-GP
72"-77"
64 9/16"-68 7/8" 
36
39
S4874-GP
72"-77"
64 9/16"-68 7/8" 
48
51
 
S3080-GP
78"-83"
69 1/4"-75 3/8" 
30
33
S3680-GP
78"-83"
69 1/4"-75 3/8" 
36
39
S4880-GP
78"-83"
69 1/4"-75 3/8" 
48
51
 
S3086-GP
84"-89"
75 3/4"-81 13/16" 
30
33
S3686-GP
84"-89"
75 3/4"-81 13/16" 
36
39
S4886-GP
84"-89"
75 3/4"-81 13/16" 
48
51
 
S3090-GP
90"-95"
82 3/16"-86 3/4"
30
33
S3690-GP
90"-95"
82 3/16"-86 3/4"
36
39
S4890-GP
90"-95"
82 3/16"-86 3/4"
48
51
 
S3098-GP
96"-101"
88 9/16"-93 3/16" 
30
33
S3698-GP
96"-101"
88 9/16"-93 3/16" 
36
39
S4898-GP
96"-101"
88 9/16"-93 3/16" 
48
51
 
S30104-GP
102"-107"
93 9/16"-99 9/16" 
30
33
S36104-GP
102"-107"
93 9/16"-99 9/16" 
36
39
S48104-GP
102"-107"
93 9/16"-99 9/16" 
48
51
 
S30110-GP
108"-113"
99 15/16"-105 7/8" 
30
33
S36110-GP
108"-113"
99 15/16"-105 7/8" 
36
39
S48110-GP
108"-113"
99 15/16"-105 7/8" 
48
51
 
S30116-GP
114"-119"
106 1/4"-111" 
30
33
S36116-GP
114"-119"
106 1/4"-111" 
36
39
S48116-GP
114"-119"
106 1/4"-111" 
48
51
 
S30122-GP
120"-125"
112 9/16"-117 5/16"
30
33
S36122-GP
120"-125"
112 9/16"-117 5/16"
36
39
S48122-GP
120"-125"
112 9/16"-117 5/16"
48
51
 
S30128-GP
126"-131"
117 3/4"-123 5/8" 
30
33
S36128-GP
126"-131"
117 3/4"-123 5/8" 
36
39
S48128-GP
126"-131"
117 3/4"-123 5/8" 
48
51
 
S30134-GP
132"-137"
124 1/16"-129 7/8"
30
33
S36134-GP
132"-137"
124 1/16"-129 7/8"
36
39
S48134-GP
132"-137"
124 1/16"-129 7/8"
48
51
 
S30140-GP
138"-144"
130 5/16"-136 1/16" 
30
33
S36140-GP
138"-144"
130 5/16"-136 1/16" 
36
39
S48140-GP
138"-144"
130 5/16"-136 1/16" 
48
51

FACTORY LOAD TEST
load test stair load test
In addition to theoretical
design analysis
FS Industries has
performed actual load
tests with a 25%
overload to insure
design conformance to
OSHA standard 1910.25
which is printed below
test photos.
1250 lbs. concentrated load applied
to the center span of stair tread on a
3" long x 1 1/2" flat bar bearing surface.
Underside view of 1250 lbs.
Concentrated load suspended
from center of stair tread.
OSHA STANDARD 1910.25 STAIRWAYS

Galvanized Stairs, Industrial Stairs, Metal Stairs, Open Tread Stair, OSHA Prefab Stairways, Outdoor Steel Stairs, Prefab Metal Stairs,
Prefab Steel Stairs, Prefabricated Stair, Stair Manufacturers, Steel Pan Stairs, and Steel Stairs from your complete source for material
handling equipment.
Back to Product Category
Visa - MasterCard - AMEX
Home - Order - Search - Quote - Contact Us - About Us - My Account - Shopping Cart