Skip to content
A B C D E F G H I J K L M N
4
J. I. Morris Line Card Details Part Cells in Yellow Designate that head style is special order (SO) only
5
Miniature Machine Screws made from Brass Alloy C360 Half Hard per ASTM B16 Currently RoHS Compliant with Exemption 6c
6
Thread Size Head Styles available from Stock Lengths Avalible from Stock
7
000-120 Round (R) Flat (F) Oval Fillister (P) .094 .125 .188 (F=SO) .250
8
00-90 Hex (H) Round (R) Flat (F) Oval Fillister (P) .094 .125 .188 .250 .312 (R=SO) .375 .500
9
0-80 Hex (H) Round (R) Flat (F) Oval Fillister (P) .094 .125 .156 .188 .250 .312 .375 .500
10
1-72 Hex (H) Round (R) Flat (F) Oval Fillister (P) .094 (H& R=SO) .125 .188 .250 .312 .375 .500
11
2-56 Hex (H) Round (R) Flat (F) Oval Fillister (P) .125 (F=SO) .188 (F=SO) .250 (F=SO) .375 (P=SO) .500
12
13
Miniature Machine Screws made from Stainless Steel Grade 303 per ASTM A581 *RoHS Compliant* Passivated per ASTM A967
14
Thread Size Head Styles available from Stock Lengths Avalible from Stock
15
0000-160 Flat (F) Oval Fillister (P) .062 .094 .125 .156
16
000-120 Flat (F) Oval Fillister (P) .062 (P=SO) .094 .125 .188 .250
17
00-90 Flat (F) Oval Fillister (P) .094 .125 .188 .250
18
0-80 Flat (F) Oval Fillister (P) .062 (P=SO) .094 .125 .156 (P=SO) .188 .250
19
1-72 Flat (F) Oval Fillister (P) .125 (P=SO) .188 (P=SO) .250 (F=SO)
20
2-56
Flat (F)=SO
Oval Fillister (P) .125 .188 .250
21
22
Miniature SELF-TAPPINGScrews made from Stainless Steel Grade 303 per ASTM A581 *RoHS Compliant* Passivated per ASTM A967
23
Thread Size Head Styles available from Stock Lengths Avalible from Stock
24
000 Flat (F) Flat Fillister (FF) .094 .125 .156 .188 (F=SO)
25
00 Flat (F) Flat Fillister (FF) .125 .188 .250
26
0 Flat (F) Flat Fillister (FF) .125 .188 .250
27
1 Flat (F) Flat Fillister (FF) .188 (FF=SO) .250 .375
28
2 Flat (F) Flat Fillister (FF) .188 .250 .375 (FF=SO)
29
30
Miniature UNM SERIES NAS721 (FF) and NAS723 (F)
31
Head Styles Machine Screws made from Stainless Steel Grade 303 per ASTM A581 * RoHS Compliant * Passivated per FF-S-85
32
Thread Size NAS721 NAS723 Lengths Avalible from Stock (AMS 2700)
33
0.50 UNM Flat Fillister Flat .060 .080 .100 (723=SO) .120
34
0.80UNM Flat Fillister Flat .080 .100 .120
35
0.90UNM Flat Fillister Flat .080 .100 (721=SO) .120 .160
36
1.00UNM Flat Fillister Flat .060 .080 .100 .120 .160 .200 .250 .320
37
1.2UNM Flat Fillister Flat
.080 (721 & 723=SO)
.100 .120 .160 .200 (723=SO) .250 .320
.400 (721 & 723=SO)
.500 (723=SO)
38
39
Miniature UNM SERIES NAS722 PAN HEAD
40
Head Style Machine Screws made from Stainless Steel Grade 303 per ASTM A581*RoHS Compliant * Passivated per FF-S-85
41
Thread Size NAS722 Lengths Avalible from Stock (AMS 2700)
42
1.00UNM Pan .060 .080 .100 .120 .160 .200 (SO) .250 (SO) .320 (SO)
43
1.2UNM Pan .080 .100 (SO) .120 .160 .200 .250 .320 .400 (SO) .500
44
45
Miniature UNM SERIES NAS724 BINDING HEAD
46
Head Style Machine Screws made from Stainless Steel Grade 303 per ASTM A581 * RoHS Compliant * Passivated per FF-S-85
47
Thread Size NAS724 Lengths Available from Stock (AMS 2700)
48
1.00UNM Binding .060 .080 .100 .120 .160 .200 .250 (SO) .320
49
1.2UNM Binding .080 (SO) .100 .120 (SO) .160 (SO) .200 (SO) .250 (SO) .320 (SO) .400 (SO) .500 (SO)
50
51
Threaded Rod 12″ Long HEXAGON NUTS – Available in Brass & Stainless Steel U.O.S. FLAT WASHERS
52
Thread Size Availble Material Distance Across Flats Thickness Size Available Material OD ID Thickness
53
0000-160 Brass Stainless 0.046 (Only in Stainless) .025
54
000-120 Brass Stainless .078 .033 000 Brass Stainless .078 .037 .012
55
00-90 Brass Stainless .078 .040 00 Brass Stainless .109 .050 .015
56
0-80 Brass Stainless .093 .048 0 Brass Stainless .125 .064 .019
57
1-72 Brass SS=SO .109 .063 1 Brass Stainless .156 .075 .019
58
2-56 Brass Stainless .125 .075 2 Brass Stainless .187 .089 .028
59
0.80UNM Stainless SPLIT RING LOCK WASHERS (Made from 302 Stainless Steel)
60
0.90UNM Stainless 0 Stainless .125 .065 .017
61
1.00UNM Stainless 1 Stainless .135 .076 .017
62
1.2UNM Stainless 2 Stainless .150 .090 .017
63
Brass Alloy C360 Half Hard per ASTM B16 * Currently RoHS Compliant with Exemption 6c *
64
Stainless Steel Grade 303 per ASTM A581 * RoHS Compliant* Passivated per ASTM A967 or AMS2700 NADCAP Updated as of 9/28/2023
65
66
67
Miniature Fasteners Part Numbering System
68
69
J.I. Morris Miniature Fasteners, a division of Swissturn USA
70
21 Dana Road, Oxford, MA 01540 Phone: 508-731-0075
71
* ISO 9001:2015 REGISTERED * DFARS, RoHS, REACH Compliant * Full Certifications Available * Made in the USA *
72
73
EXAMPLE: R000120B250 Decimal INCHES Millimeters (Ref)
74
R 000120 B 250 1/16 .062 1.588
75
Part Number Head Style
Thread size
Material Length 3/32 .094 2.380
76
Coding [or Part Type
[or number
of Thread 1/8 .125 3.175
77
if the Part is a size if a 5/32 .156 3.969
78
Nut or Washer] Washer or 3/16 .188 4.763
79
Self Tapping
80
Screw]
81
(CHOICES SHOWN BELOW) 1/4 .250 6.350
82
H=Hexagon 0000-160 Brass See Chart 5/16 .313 7.938
83
R=Round 000-120 C360 Above 3/8 .375 9.525
84
F=Flat 00-90 or 1/2 .500 12.700
85
P=Oval Fillister 0-80 Stainless
86
FF=Flat Fillister 1-72 Steel
For Self Tapping Screws
87
N=Hexagon Nut 2-56 Grade 303
Flat Head- L=Overall Length
88
W=Washer 0.80UNM
Flat Fillister- L=Thread Length ONLY
89
0.90UNM
90
1.00UNM
For Machine Screws
91
1.2UNM
Flat Head- L=Overall Length
92
0
All other head types,
93
1
L=Thread Length ONLY
94
2