Page 285 Penn Tool Co. Precision Tooling Buyer's Guide 2019
P. 285
283
Soft Steel
Spacing Flat Washers
• Thick washers for spacing without requirements
for close tolerance and looks.
• Plain, soft low carbon steel.
BOLT SIZE OUTSIDE DIA. INSIDE DIA. THICK. PART
(WIRE/IN.)
A
B
C
NUMBER
PRICE
#10
1
⁄ "
2
13
⁄ "
64
3
⁄ "
32
34-002-6
$0.50
1
⁄
4
5
⁄ "
8
9
⁄ "
32
1
⁄ "
8
34-003-4
0.50
5
⁄
16
3
⁄ "
4
11
⁄ "
32
1
⁄ "
8
34-004-2
0.60
3
⁄
8
7
⁄ "
8
13
⁄ "
32
1
⁄ "
8
34-005-9
0.70
1
⁄
2
1"
17
⁄ "
32
3
⁄ "
16
34-007-5
1.45
5
⁄
8
1 ⁄ "
1 4
21
⁄ "
32
1
⁄ "
4
34-008-3
2.50
3
⁄
4
1 ⁄ "
1 2
25
⁄ "
32
1
⁄ "
4
34-009-1
2.70
7
⁄
8
1 ⁄ "
3 4
29
⁄ "
32
1
⁄ "
4
34-010-9
3.25
1
2"
1 ⁄ " 1
32
5
⁄ "
16
34-011-7
4.70
1 ⁄
1 8
2 ⁄ "
1 4
1 ⁄ " 5
32
5
⁄ "
16
34-012-5
5.80
1 ⁄
1 4
2 ⁄ "
1 4
1 ⁄ " 9
32
5
⁄ "
16
34-013-3
6.05
Unfinished
Washers
• Extra thick, plain steel washer.
• 1005 low carbon steel.
• Case hardened >80 RN.
BOLT OUTSIDE DIA. INSIDE DIA. THICK. PART
SIZE
A
B
C
NUMBER
PRICE
3
⁄ "
8
7
⁄ "
8
7
⁄ "
16
3
⁄ "
16
33-646-1
$0.95
1
⁄ "
2
1"
9
⁄ "
16
3
⁄ "
16
33-647-9
1.10
5
⁄ "
8
1 ⁄ "
1 4
23
⁄ "
32
1
⁄ "
4
33-648-7
1.50
3
⁄ "
4
1 ⁄ "
1 2
27
⁄ "
32
1
⁄ "
4
33-649-5
1.70
Case Hardened
Steel Spacing Flat Washers
• Thick flat washer for spacing where appearance
and tight tolerances are not needed.
• Low carbon steel, case hardened RN 80.
• Parallelism within .010".
BOLT OUTSIDE DIA. INSIDE DIA. THICK. PART
SIZE
A
B
C
NUMBER
PRICE
1
⁄ "
4
25
⁄ "
32
9
⁄ "
32
3
⁄ "
16
33-982-0
$1.25
5
⁄ "
16
53
⁄ "
64
11
⁄ "
32
3
⁄ "
16
33-983-8
1.35
3
⁄ "
8
1 ⁄ " 1
16
13
⁄ "
32
3
⁄ "
16
33-984-6
1.45
1
⁄ "
2
1 ⁄ " 3
16
17
⁄ "
32
3
⁄ "
16
33-985-3
1.65
5
⁄ "
8
1 ⁄ "
3 8
21
⁄ "
32
3
⁄ "
16
33-986-1
2.20
3
⁄ "
4
1 ⁄ "
11
16
25
⁄ "
32
1
⁄ "
4
33-987-9
2.80
7
⁄ "
8
1 ⁄ "
53
64
29
⁄ "
32
1
⁄ "
4
33-988-7
3.50
1"
2 ⁄ " 1
16
1 ⁄ " 1
32
9
⁄ "
32
33-989-5
3.95
High Strength Alloy Steel
Spacing Flat Washers
• Extra thick, strong, throughout hardened flat spacing washer.
• Perfect to use with Grade 8 cap or socket cap screws.
• Each washer marked with bolt sizes.
• Zinc Dichromate, medium carbon steel, heat treated to RC 43 - 49.
BOLT SIZE
OUTSIDE DIA.
INSIDE DIA.
THICKNESS
PART
(IN.)
(IN.)
(IN.)
(IN.)
NUMBER
PRICE
1
⁄
4
0.620 - 0.640 0.276 - 0.296 .090 - .108
33-968-9
$0.20
5
⁄
16
0.681 - 0.703 0.339 - 0.359 .090 - .108
33-969-7
0.30
3
⁄
8
0.805 - 0.827 0.401 - 0.421 .110 - .126
33-970-5
0.30
7
⁄
16
0.915 - 0.937 0.464 - 0.484 .110 - .126
33-971-3
0.40
1
⁄
2
1.055 - 1.092 0.526 - 0.546 .190 - .208
33-972-1
0.60
9
⁄
16
1.161 - 1.181 0.589 - 0.609 .168 - .191
33-973-9
0.80
5
⁄
8
1.305 - 1.342 0.649 - 0.686 .206 - .229
33-974-7
2.05
3
⁄
4
1.454 - 1484 0.808 - 0.818 .206 - .229
33-975-4
1.45
7
⁄
8
1.743 - 1.780 0.931 - 0.968 .235 - .264
33-976-2
2.20
1
1.993 - 2.030 1.055 - 1.092 .235 - .264
33-977-0
1.90
1 ⁄
1 8
2.218 - 2.282 1.173 - 1.203 .235 - .264
33-978-8
2.90
1 ⁄
1 4
2.468 - 2.532 1.360 - 1.390 .235 - .264
33-979-6
2.95
1 ⁄
3 8
2.718 - 2.782 1.423 - 1.453 .235 - .264
33-980-4
4.90
1 ⁄
1 2
2.968 - 3.032 1.547 - 1.577 .235 - .264
33-981-2
5.80
Hardened Flat Washers - Metric
• 1010 cold rolled material.
• Precision blanked - fine edge.
• Case hardened.
• Parallelism within .13mm.
• Black oxide finish.
BOLT OUTSIDE DIA. INSIDE DIA. THICK. PART
SIZE
A (MM)
B (MM)
C (MM) NUMBER
PRICE
M6
16
7
3
34-014-1
$0.10
M6
16
7
5
34-015-8
0.45
M8
19
9
3
34-016-6
0.25
M8
19
9
5
34-017-4
0.50
M10
25
11
3
34-018-2
0.25
M10
25
11
5
34-019-0
0.40
M12
28
13
3
34-020-8
0.40
M12
28
13
5
34-021-6
0.55
M16
35
17
3
34-022-4
0.50
M16
35
17
5
34-023-2
0.75
M20
44
22
6
34-024-0
1.00
M20
44
23
4
34-025-7
1.60
M24
51
26
4
34-026-5
1.80
M24
51
26
7
34-027-3
4.25
Soft Steel
Spacing Flat Washers
• Thick washers for spacing without requirements
for close tolerance and looks.
• Plain, soft low carbon steel.
BOLT SIZE OUTSIDE DIA. INSIDE DIA. THICK. PART
(WIRE/IN.)
A
B
C
NUMBER
PRICE
#10
1
⁄ "
2
13
⁄ "
64
3
⁄ "
32
34-002-6
$0.50
1
⁄
4
5
⁄ "
8
9
⁄ "
32
1
⁄ "
8
34-003-4
0.50
5
⁄
16
3
⁄ "
4
11
⁄ "
32
1
⁄ "
8
34-004-2
0.60
3
⁄
8
7
⁄ "
8
13
⁄ "
32
1
⁄ "
8
34-005-9
0.70
1
⁄
2
1"
17
⁄ "
32
3
⁄ "
16
34-007-5
1.45
5
⁄
8
1 ⁄ "
1 4
21
⁄ "
32
1
⁄ "
4
34-008-3
2.50
3
⁄
4
1 ⁄ "
1 2
25
⁄ "
32
1
⁄ "
4
34-009-1
2.70
7
⁄
8
1 ⁄ "
3 4
29
⁄ "
32
1
⁄ "
4
34-010-9
3.25
1
2"
1 ⁄ " 1
32
5
⁄ "
16
34-011-7
4.70
1 ⁄
1 8
2 ⁄ "
1 4
1 ⁄ " 5
32
5
⁄ "
16
34-012-5
5.80
1 ⁄
1 4
2 ⁄ "
1 4
1 ⁄ " 9
32
5
⁄ "
16
34-013-3
6.05
Unfinished
Washers
• Extra thick, plain steel washer.
• 1005 low carbon steel.
• Case hardened >80 RN.
BOLT OUTSIDE DIA. INSIDE DIA. THICK. PART
SIZE
A
B
C
NUMBER
PRICE
3
⁄ "
8
7
⁄ "
8
7
⁄ "
16
3
⁄ "
16
33-646-1
$0.95
1
⁄ "
2
1"
9
⁄ "
16
3
⁄ "
16
33-647-9
1.10
5
⁄ "
8
1 ⁄ "
1 4
23
⁄ "
32
1
⁄ "
4
33-648-7
1.50
3
⁄ "
4
1 ⁄ "
1 2
27
⁄ "
32
1
⁄ "
4
33-649-5
1.70
Case Hardened
Steel Spacing Flat Washers
• Thick flat washer for spacing where appearance
and tight tolerances are not needed.
• Low carbon steel, case hardened RN 80.
• Parallelism within .010".
BOLT OUTSIDE DIA. INSIDE DIA. THICK. PART
SIZE
A
B
C
NUMBER
PRICE
1
⁄ "
4
25
⁄ "
32
9
⁄ "
32
3
⁄ "
16
33-982-0
$1.25
5
⁄ "
16
53
⁄ "
64
11
⁄ "
32
3
⁄ "
16
33-983-8
1.35
3
⁄ "
8
1 ⁄ " 1
16
13
⁄ "
32
3
⁄ "
16
33-984-6
1.45
1
⁄ "
2
1 ⁄ " 3
16
17
⁄ "
32
3
⁄ "
16
33-985-3
1.65
5
⁄ "
8
1 ⁄ "
3 8
21
⁄ "
32
3
⁄ "
16
33-986-1
2.20
3
⁄ "
4
1 ⁄ "
11
16
25
⁄ "
32
1
⁄ "
4
33-987-9
2.80
7
⁄ "
8
1 ⁄ "
53
64
29
⁄ "
32
1
⁄ "
4
33-988-7
3.50
1"
2 ⁄ " 1
16
1 ⁄ " 1
32
9
⁄ "
32
33-989-5
3.95
High Strength Alloy Steel
Spacing Flat Washers
• Extra thick, strong, throughout hardened flat spacing washer.
• Perfect to use with Grade 8 cap or socket cap screws.
• Each washer marked with bolt sizes.
• Zinc Dichromate, medium carbon steel, heat treated to RC 43 - 49.
BOLT SIZE
OUTSIDE DIA.
INSIDE DIA.
THICKNESS
PART
(IN.)
(IN.)
(IN.)
(IN.)
NUMBER
PRICE
1
⁄
4
0.620 - 0.640 0.276 - 0.296 .090 - .108
33-968-9
$0.20
5
⁄
16
0.681 - 0.703 0.339 - 0.359 .090 - .108
33-969-7
0.30
3
⁄
8
0.805 - 0.827 0.401 - 0.421 .110 - .126
33-970-5
0.30
7
⁄
16
0.915 - 0.937 0.464 - 0.484 .110 - .126
33-971-3
0.40
1
⁄
2
1.055 - 1.092 0.526 - 0.546 .190 - .208
33-972-1
0.60
9
⁄
16
1.161 - 1.181 0.589 - 0.609 .168 - .191
33-973-9
0.80
5
⁄
8
1.305 - 1.342 0.649 - 0.686 .206 - .229
33-974-7
2.05
3
⁄
4
1.454 - 1484 0.808 - 0.818 .206 - .229
33-975-4
1.45
7
⁄
8
1.743 - 1.780 0.931 - 0.968 .235 - .264
33-976-2
2.20
1
1.993 - 2.030 1.055 - 1.092 .235 - .264
33-977-0
1.90
1 ⁄
1 8
2.218 - 2.282 1.173 - 1.203 .235 - .264
33-978-8
2.90
1 ⁄
1 4
2.468 - 2.532 1.360 - 1.390 .235 - .264
33-979-6
2.95
1 ⁄
3 8
2.718 - 2.782 1.423 - 1.453 .235 - .264
33-980-4
4.90
1 ⁄
1 2
2.968 - 3.032 1.547 - 1.577 .235 - .264
33-981-2
5.80
Hardened Flat Washers - Metric
• 1010 cold rolled material.
• Precision blanked - fine edge.
• Case hardened.
• Parallelism within .13mm.
• Black oxide finish.
BOLT OUTSIDE DIA. INSIDE DIA. THICK. PART
SIZE
A (MM)
B (MM)
C (MM) NUMBER
PRICE
M6
16
7
3
34-014-1
$0.10
M6
16
7
5
34-015-8
0.45
M8
19
9
3
34-016-6
0.25
M8
19
9
5
34-017-4
0.50
M10
25
11
3
34-018-2
0.25
M10
25
11
5
34-019-0
0.40
M12
28
13
3
34-020-8
0.40
M12
28
13
5
34-021-6
0.55
M16
35
17
3
34-022-4
0.50
M16
35
17
5
34-023-2
0.75
M20
44
22
6
34-024-0
1.00
M20
44
23
4
34-025-7
1.60
M24
51
26
4
34-026-5
1.80
M24
51
26
7
34-027-3
4.25
