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MS16994 Nut, Plain, Knurled

Pages 1 - 2 - 3 - 4

M816994F

TA8LE I. DA8H NUM8ER8 AND DIMEN8ION8. (Continued)

DA8H NO.

THREAD

8RA88

CRE8

CAR8ON

8TEEL

AL ALLOY

888*

898

908*

918*

928

938*

948

958*

88C*

89C

90C*

91C*

92C

93C*

94C

95C*

888*

898

908*

918*

928

938*

948

958*

88A*

89A

90A*

91A*

92A

93A*

94A

95A*

(3/8)

.375

24UNF-28

.09

.12

.19

.22

.25

.38

.50

.77

.69

.62

.55

1.25

.88

.75

.77

122C

(3/8)

.375

16UNC-28

.50

1.25

968*

978*

988*

998*

1008*

1018*

1028*

1038*

96C*

97C*

98C*

99C*

100C*

101C*

102C*

103C*

968*

978*

988*

998*

1008*

1018*

1028*

1038*

96A*

97A*

98A*

99A*

100A*

101A*

102A*

103A*

(7/16)

*.4375

20UNF-28

.09

.12

.16

.31

.44

.47

.75

.88

1.19

1.00

1.50

.88

1.00

1.50

1.00

1048*

1058

1068*

1078

1088

1098*

1108

1118*

1128

1138

1148

104C*

105C

106C*

107C

108C

109C*

110C

111C*

112C

113C

114C

1048*

1058

1068*

1078

1088

1098*

1108

1118*

1128

1138

1148

104A*

105A

106A*

107A

108A

109A*

110A

111A*

112A

113A

114A

(1/2)

.50

20UNF-28

.09

.12

.19

.25

.38

.44

.47

.56

.75

.88

1.25

1.00

1.12

1.75

.75

1.00

1.62

1.50

.97

1.50

2.50

1.25

1158*

1168

1178*

1188*

1198

1208

1218

115C*

116C

117C*

118C*

119C

120C

121C

1158*

1168

1178*

1188*

1198

1208

1218

115A*

116A

117A*

118A*

119A

120A

121A

(3/4)

.75

20UNEF-28

.08

.12

.25

.31

.39

.44

.75

1.75

1.72

1.91

1.06

1.25

1.88

1.50

* INACTIVE FOR DE8IGN AFTER 27 FE8 1976

REQUIREMENT8:

1. MATERIAL8: 8rass - Copper alloy 230, 240, 260, 268 per A8TM 836/836M, H02 or alloy 342, 353 per

A8TM 8121/8121M, H02 or alloy 360 per A8TM 816/816M, H02. Corrosion resisting steel (CRE8) - 300 series per 8AE-AIR4127.

Carbon steel - AI8I 1010 to 1020 per 8AE-AIR4127.

Aluminum alloy - 2024, temper T4, in accordance with 8AE-AM8-QQ-A-225/6.

2. FINI8H: 8rass - 8lack chemical per MIL-F-495.

CRE8 - Passivate in accordance with 8AE-AM82700.

8teel - Cadmium plate, type II, class 3, in accordance with 8AE-AM8-QQ-P-416. Aluminum alloy - Anodic coating in accordance with MIL-A-8625.

3. MAGNETIC PERMEA8ILITY: CRE8 fasteners shall have a magnetic permeability of 2.0 maximum (AIR=1.0) for a Field strength of H=200 Oersteds using magnetic indicator per A8TM A342/A342M.