Skip to content
ABCDEFGHIJKLMN
4
J. I. Morris Line Card DetailsPart 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 SizeHead Styles available from StockLengths Avalible from Stock
7
000-120Round (R)Flat (F)Oval Fillister (P).094.125.188 (F=SO).250
8
00-90Hex (H)Round (R)Flat (F)Oval Fillister (P).094.125.188.250.312 (R=SO).375.500
9
0-80Hex (H)Round (R)Flat (F)Oval Fillister (P).094.125.156.188.250.312.375.500
10
1-72Hex (H)Round (R)Flat (F)Oval Fillister (P).094 (H& R=SO).125.188.250.312.375.500
11
2-56Hex (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 SizeHead Styles available from StockLengths Avalible from Stock
15
0000-160Flat (F)Oval Fillister (P).062.094.125.156
16
000-120Flat (F)Oval Fillister (P).062 (P=SO).094.125.188.250
17
00-90Flat (F)Oval Fillister (P).094.125.188.250
18
0-80Flat (F)Oval Fillister (P).062 (P=SO).094.125.156 (P=SO).188.250
19
1-72Flat (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 SizeHead Styles available from StockLengths Avalible from Stock
24
000Flat (F)Flat Fillister (FF).094.125.156.188 (F=SO)
25
00Flat (F)Flat Fillister (FF).125.188.250
26
0Flat (F)Flat Fillister (FF).125.188.250
27
1Flat (F)Flat Fillister (FF).188 (FF=SO).250.375
28
2Flat (F)Flat Fillister (FF).188.250.375 (FF=SO)
29
30
Miniature UNM SERIES NAS721 (FF) and NAS723 (F)
31
Head StylesMachine Screws made from Stainless Steel Grade 303 per ASTM A581 * RoHS Compliant * Passivated per FF-S-85
32
Thread SizeNAS721NAS723Lengths Avalible from Stock (AMS 2700)
33
0.50 UNMFlat FillisterFlat.060.080.100 (723=SO).120
34
0.80UNMFlat FillisterFlat.080.100.120
35
0.90UNMFlat FillisterFlat.080.100 (721=SO).120.160
36
1.00UNMFlat FillisterFlat.060.080.100.120.160.200.250.320
37
1.2UNMFlat FillisterFlat
.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 StyleMachine Screws made from Stainless Steel Grade 303 per ASTM A581*RoHS Compliant * Passivated per FF-S-85
41
Thread SizeNAS722Lengths Avalible from Stock (AMS 2700)
42
1.00UNMPan.060.080.100.120.160.200 (SO).250 (SO).320 (SO)
43
1.2UNMPan.080.100 (SO).120.160.200.250.320.400 (SO).500
44
45
Miniature UNM SERIES NAS724 BINDING HEAD
46
Head StyleMachine Screws made from Stainless Steel Grade 303 per ASTM A581 * RoHS Compliant * Passivated per FF-S-85
47
Thread SizeNAS724Lengths Available from Stock (AMS 2700)
48
1.00UNMBinding.060.080.100.120.160.200.250 (SO).320
49
1.2UNMBinding.080 (SO).100.120 (SO).160 (SO).200 (SO).250 (SO).320 (SO).400 (SO).500 (SO)
50
51
Threaded Rod 12″ LongHEXAGON NUTS – Available in Brass & Stainless Steel U.O.S.FLAT WASHERS
52
Thread SizeAvailble MaterialDistance Across FlatsThicknessSizeAvailable MaterialODIDThickness
53
0000-160BrassStainless0.046 (Only in Stainless).025
54
000-120BrassStainless.078.033000BrassStainless.078.037.012
55
00-90BrassStainless.078.04000BrassStainless.109.050.015
56
0-80BrassStainless.093.0480BrassStainless.125.064.019
57
1-72BrassSS=SO.109.0631BrassStainless.156.075.019
58
2-56BrassStainless.125.0752BrassStainless.187.089.028
59
0.80UNMStainlessSPLIT RING LOCK WASHERS (Made from 302 Stainless Steel)
60
0.90UNMStainless0Stainless.125.065.017
61
1.00UNMStainless1Stainless.135.076.017
62
1.2UNMStainless2Stainless.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:R000120B250Decimal INCHESMillimeters (Ref)
74
R000120B2501/16.0621.588
75
Part NumberHead Style
Thread size
MaterialLength3/32.0942.380
76
Coding[or Part Type
[or number
of Thread1/8.1253.175
77
if the Part is asize if a5/32.1563.969
78
Nut or Washer]Washer or3/16.1884.763
79
Self Tapping
80
Screw]
81
(CHOICES SHOWN BELOW)1/4.2506.350
82
H=Hexagon0000-160BrassSee Chart 5/16.3137.938
83
R=Round000-120C360Above3/8.3759.525
84
F=Flat00-90or1/2.50012.700
85
P=Oval Fillister0-80Stainless
86
FF=Flat Fillister 1-72Steel
For Self Tapping Screws
87
N=Hexagon Nut2-56Grade 303
Flat Head- L=Overall Length
88
W=Washer0.80UNM
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