|
|
| Nylon
- Insert Lock Nuts |
MS21044 |
| Nut,
Self-Locking, Hexagon, Regular Height, 250°F |
NM/NE
Series |
|
DASH# |
PART# |
THREAD
MIL-S-8879 |
A |
B
|
C |
D |
F |
BEARING
SURFACE SQUARENESS |
|
MAX |
MIN |
MAX |
MIN |
MIN |
MAX |
MIN |
MIN |
|
02 |
NM-256 |
.0860-56UNJC-3B |
.153 |
.133 |
.251 |
.243 |
.268 |
.126 |
.086 |
.044 |
.004 |
|
04 |
NM-440 |
.1120-40UNJC-3B |
.157 |
.133 |
.251 |
.243 |
.268 |
.156 |
.116 |
.044 |
.004 |
|
06 |
NM-632 |
.1380-32UNJC-3B |
.188 |
.160 |
.313 |
.305 |
.339 |
.181 |
.141 |
.072 |
.004 |
|
08 |
NM-832 |
.1640-32UNJC-3B |
.281 |
.219 |
.345 |
.336 |
.374 |
.208 |
.168 |
.091 |
.004 |
|
3 |
NM-1032 |
.1900-32UNJF-3B |
.281 |
.208 |
.376 |
.367 |
.410 |
.230 |
.190 |
.085 |
.004 |
|
4 |
NE-428 |
.2500-28UNJF-3B |
.360 |
.240 |
.439 |
.430 |
.482 |
.293 |
.273 |
.116 |
.005 |
|
5 |
NE-524 |
.3125-24UNJF-3B |
.360 |
.271 |
.502 |
.492 |
.552 |
.356 |
.316 |
.123 |
.006 |
|
6 |
NE-624 |
.3750-24UNJF-3B |
.469 |
.318 |
.564 |
.553 |
.622 |
.418 |
.378 |
.153 |
.006 |
|
7 |
NE-720U |
.4375-20UNJF-3B |
.469 |
.435 |
.690 |
.679 |
.766 |
.487 |
.447 |
.178 |
.007 |
|
8 |
NE-820 |
.5000-20UNJF-3B |
.610 |
.575 |
.752 |
.741 |
.837 |
.551 |
.511 |
.221 |
.007 |
|
9 |
NE-918 |
.5625-18UNJF-3B |
.704 |
.623 |
.877 |
.865 |
.978 |
.614 |
.574 |
.243 |
.008 |
|
10 |
NE-1018 |
.6250-18UNJF-3B |
.765 |
.732 |
.940 |
.928 |
1.051 |
.676 |
.636 |
.274 |
.008 |
|
12 |
NE-1216 |
.7500-16UNJF-3B |
.891 |
.855 |
1.064 |
1.052 |
1.191 |
.807 |
.767 |
.316 |
.009 |
|
14 |
NE-1414 |
.8750-14UNJF-3B |
1.016 |
.965 |
1.252 |
1.239 |
1.403 |
.938 |
.888 |
.570 |
.010 |
|
16 |
NE-1612 |
1.0000-12UNJF-3B |
1.141 |
1.010 |
1.440 |
1.427 |
1.615 |
1.064 |
1.024 |
.635 |
.011 |
|
18 |
NE-1812 |
1.2500-12UNJF-3B |
1.266 |
1.130 |
1.627 |
1.614 |
1.826 |
1.191 |
1.151 |
.710 |
.012 |
|
20 |
NE-2012 |
1.2500-12UNJF-3B |
1.454 |
1.300 |
1.815 |
1.801 |
2.038 |
1.315 |
1.275 |
.795 |
.013 |
|
|
DASH
NUMBERS |
GREER
PART# |
THREAD
MIL-S-8879 |
AXIAL
STRENGTH (LB/MIN)
|
WEIGHT,
LB/100 REF |
|
NYLON-INSERT |
STEEL |
AL
ALLOY |
CRES |
AL
ALLOY |
STEEL |
BRASS |
|
AL
ALLOY |
STEEL |
BRASS |
CRES |
|
D02 |
N02 |
B02 |
C02 |
NM-256 |
.0860-56UNJC-3B |
440 |
220 |
440 |
.05 |
.15 |
.16 |
|
D04 |
N04 |
B04 |
C04 |
NM-440 |
.1120-40UNJC-3B |
750 |
750 |
750 |
.06 |
.15 |
.16 |
|
D06 |
N06 |
B06 |
C06 |
NM-632 |
.1380-32UNJC-3B |
1,130 |
1,130 |
1,130 |
.11 |
.30 |
.32 |
|
D08 |
N08 |
B08 |
C08 |
NM-832 |
.1640-32UNJC-3B |
1,720 |
1,720 |
1,720 |
.18 |
.50 |
.54 |
|
D3 |
N3 |
B3 |
C3 |
NM-1032 |
.1900-32UNJF-3B |
2,460 |
2,460 |
2,460 |
.21 |
.58 |
.63 |
|
D4 |
N4 |
B4 |
C4 |
NE-428 |
.2500-28UNJF-3B |
4,580 |
4,580 |
4,580 |
.36 |
.99 |
1.10 |
|
D5 |
N5 |
B5 |
C5 |
NE-524 |
.3125-24UNJF-3B |
7,390 |
3,670 |
7,390 |
.50 |
1.40 |
1.50 |
|
D6 |
N6 |
B6 |
C6 |
NE-624 |
.3750-24UNJF-3B |
11,450 |
5,680 |
11,450 |
.78 |
2.15 |
2.30 |
|
D7 |
N7 |
B7 |
C7 |
NE-720U |
.4375-20UNJF-3B |
15,450 |
7,660 |
15,450 |
1.20 |
3.40 |
3.70 |
|
D8 |
N8 |
B8 |
C8 |
NE-820 |
.5000-20UNJF-3B |
21,110 |
10,470 |
21,110 |
1.70 |
4.70 |
5.10 |
|
D9 |
N9 |
B9 |
C9 |
NE-918 |
.5625-18UNJF-3B |
26,810 |
13,330 |
26,810 |
2.80 |
7.80 |
8.50 |
|
D10 |
N10 |
B10 |
C10 |
NE-1018 |
.6250-18UNJF-3B |
34,130 |
16,930 |
34,130 |
3.40 |
9.50 |
10.30 |
|
D12 |
N12 |
B12 |
C12 |
NE-1216 |
.7500-16UNJF-3B |
50,020 |
24,810 |
50,020 |
.50 |
13.60 |
15.00 |
|
D14 |
N14 |
B14 |
C14 |
NE-1414 |
.8750-14UNJF-3B |
68,440 |
33,950 |
68,440 |
7.60 |
21.00 |
23.00 |
|
D16 |
N16 |
B16 |
C16 |
NE-1612 |
1.000-12UNJF-3B |
92,180 |
45,720 |
92,180 |
11.00 |
31.00 |
33.00 |
|
D18 |
N18 |
B18 |
C18 |
NE-1812 |
1.1250-12UNJF-3B |
116,700 |
57,880 |
116,700 |
17.00 |
46.00 |
50.00 |
|
D20 |
N20 |
B20 |
C20 |
NE-2012 |
1.2500-12UNJF-3B |
147,940 |
73,380 |
147,940 |
24.00 |
65.00 |
70.00 |
|
| REQUIREMENTS: |
| 1. |
MATERIAL:
|
STEEL
GRADES (N) |
1018
(UNS G10180) PER AMS 5069, ASTM A29, ASTM A510 OR ASTM A853. |
| |
|
|
1035 (UNS G10350)
PER AMS 5080, ASTM A29, ASTM A510 OR ASTM A853. |
| |
|
|
11L37 (UNS G11374)
PER AMS 5020. |
| |
|
|
12L14 (UNS G12144)
PER SAE J403. |
| |
|
CRES, TYPE (C) |
303 (UNS S30300)
|
| |
|
ALUMINUM ALLOY
(D) |
2014-T6 (UNS
A92014) PER QQ-A-200/2. |
| |
|
|
2017-T4 (UNS
A92017) PER QQ-A-225/5. |
| |
|
BRASS (B) |
CA 360 (UNS C36000)
|
| |
|
NYLON
INSERT |
NYLON PER ASTM
D4066, GROUP 1, CLASS 1 OR 2
|
| 2. |
PROTECTIVE
COATING: |
STEEL AND BRASS
NUTS - CADMIUM PLATED IN ACCORDANCE WITH QQ-P-416, TYPE II, CLASS
2. |
| |
|
CORROSION-RESISTANT
STEEL NUTS - PASSIVATE IN ACCORDANCE WITH QQ-P-35. |
| |
|
ALUMINUM ALLOY
NUTS - ANODIZE OR CHEMICALLY SURFACE TREAT IN ACCORDANCE WITH PROCUREMENT
SPECIFICATION. |
| |
|
ALUMINUM ALLOY
NUTS - IN SIZES THRU .2500-28 DYED BLUE PER PROCUREMENT SPECIFICATION |
| 3. |
LUBRICANT: |
LUBRICANT APPROVED
IN ACCORDANCE WITH MIL-N-25027; LUBRICANT SHALL BE SOLUBLE IN
THE CLEANER SPECIFIED
IN THE PROCUREMENT SPECIFICATION. |
| 4. |
SURFACE
ROUGHNESS: |
SURFACE ROUGHNESS
IN ACCORDANCE WITH ANSI/ASME B46.1. UNLESS OTHERWISE |
| NOTES: |
| 1. |
DESIGN
AND USAGE LIMITATIONS: |
THESE
NUTS ARE DESIGNED TO DEVELOP THE TENSILE STRENGTH OF BOLTS AND SCREWS
WITH AN ULTIMATE STRESS (Ftu) OF 125 KSI (60 KSI FOR ALUMINUM PARTS)
BASED ON THE CROSS-SECTIONAL AREA AT THE BASIC ROOT DIAMETER OF THE
THREAD. THESE NUTS SHALL BE USED IN ACCORDANCE WITH THE LIMITATIONS
OF MS33588. |
|
