D( )7910

CURRENT DESIGN ACTIVITY
CAGE CODE 0HDW7
AFSR TUCSON OPERATIONS
3724 EAST COLUMBIA STREET
TUCSON, ARIZONA 85714
PHONE (520) 519-7400
FAX (520) 519-7454
Alcoa
Fastening
Systems & Rings
THIS DRAWING, THE STRUCTURAL DESIGN DISCLOSED THEREIN AND THE TECHNICAL DATA AND ENGINEERING SERVICE REPRESENTED THEREBY ARE THE EXCLUSIVE PROPERTY OF HUCK INTERNATIONAL, INC.
AC
H
L
ENGINEERING
STANDARD
TOP PANEL
GRIP THK.
G
(J)
CAPTIVE SCREW
H
( J1 )
L
T
D
R
100°
Q
SEE SHEET 2
FOR RETAINER
NUT INFORMATION
N
ASSEMBLY BEFORE
MOUNTING
PANEL
PREPARATION
SK
P
ASSEMBLY AFTER
MOUNTING
RETAINER NUT
1
S
TS
D
D
THREAD
SIZE CODE
4, 4F, M3
6, 6F, M3.5
HS,
P, SK
SL
TS
H
±.030
H
HH, ±.030 HEX
HEAD
HP
ONLY
(J) THREAD
ØQ
ØN
ØR
T
HH
HP
.19 .23 .19 N/A .56
.27 .31 .22 .25 .65
N/A .164-36 UNJF-3B .164 .200 .228 .156
.59 .216-24 UNJC-3B .218 .250 .352
.312
8, 8F, M4, 10, 10C, 10F
.31
.70 .250-28 UNJF-3B
.30 .37 .30
.75
.250 .310 .406
M5
.31
.68
M7 x 1.0 6G
12, 12C, 12F, M6
.40 .50 .40 .44 1.00 .89 .375-24 UNJF-3B .375 .440 .570 .375
HS
PART NUMBER CALLOUT
( ) 7910 ( ) -( ) -( ) 7
D
MODEL
SERIES
MATERIAL /
FINISH
CODE
NONE
P
R
LENGTH
CODE
L
LENGTH
CODE
L
NA
NA
12
.750
4
.250
13
.812
5
6
.312
.375
14
15
.875
.938
4
.112-40 UNC-3A
8F
.164-32 UNC-3A
7
.438
16
1.000
6
.138-32 UNC-3A
10F
.190-32 UNF-3A
8
9
.500
.562
17
18
1.062
1.125
8
10
.164-32 UNC-3A
.190-32 UNF-3A
12F
M3
.250-28 UNF-3A
M3 x 0.5 6g
10
11
.625
.688
19
20
1.187
1.250
12
.250-28 UNF-3A
SCREW MATERIAL / SCREW AND
SLEEVE FINISH
302 CRES / PASSIVATED ASSEMBLY
A-286 CRES / PASSIVATED ASSEMBLY
A-286 CRES / BLACK OXIDE SCREW
W / PASSIVATED SLEEVE
THREAD
SIZE
CODE
10C
12C
4
LEAD
SINGLE
M4
M5
M4 x 0.7 6g
M5 x 0.8 6g
4F
.112-40 UNC-3A
M6
M6 x 1.0 6g
6F
.138-32 UNC-3A
RECESS
CODE
S
DOUBLE
HEX HEAD (PLAIN) PER ANSI B18.6.3
HS
HEX SOCKET RECESS PER ANSI B18.3
A
302 CRES / ALUMINUM COATED ASSEMBLY
B
A-286 CRES / ALUMINUM COATED ASSEMBLY
C
302 CRES / CADMIUM PLATED ASSEMBLY
TS
RECESS PER NASM 33781
D
A-286 CRES / CADMIUM PLATED ASSEMBLY
HP
HEX HEAD/CROSS RECESS
SK
PER DCN 12954, CHANGED FROM Alcoa Fastening Systems AND AFS
TO Alcoa Fastening Systems & Rings AND AFSR
ISSUED
1/23/2006
LEAD
QUAD
METRIC
SLOT RECESS PER ANSI B18.6.3
HH
P
4
DRIVING RECESS AND SPECIFICATION
A-286 CRES / BLACK OXIDE SCREW AND SLEEVE
1 OF 2
THREAD
SIZE
M3.5 M3.5 x 0.6 6g
S
REVISED 3/31/2015
THREAD
SIZE
CODE
.190-24 UNC-3A
SINGLE
.250-20 UNC-3A (COARSE)
AC
PAGE
THREAD
SIZE
CROSS RECESS PER NASM 9006
SLOT FILLISTER HEAD
PER ANSI B18.6.3 (KNURLED)
CAPTIVE SCREW, RETAINER HELD,
FILLISTER AND HEX HEAD, ALL SIZES, OPTIONAL RECESS
TOLERANCE UNLESS
OTHERWISE NOTED:
.X = .05
.XX = .02
.XXX = .015
ANGLES 0.5
DIMENSIONS IN INCHES
DRAWN BY
CHECKED BY
J. SCHLOBOHM
SIGNATURE ON FILE
D( )7910
S-2293
This dra win g/docu mentatio n is control led b y either the De pa rtme nt of Sta te, Intern ationa l Tra ffic In Arms R egu la tio ns or the De partmen t of C ommerce , Expo rt Admi nistratio n Reg ula ti ons an d
may req uire a n expo rt li cense /l icen se excep ti on pr ior to bein g tr ansferred to a forei gn na ti ona l, i nsid e or outsid e of th e United States. EAR/ECCN EAR 99. Th ese comm oditie s, techn olo gy or
software w ere exp orted from th e Uni te d Sta te s i n accord ance w ith th e Export Admin istration R egu la tio ns. Di versio n contrary to U.S. l aw pro hibi te d.
CURRENT DESIGN ACTIVITY
CAGE CODE 0HDW7
AFSR TUCSON OPERATIONS
3724 EAST COLUMBIA STREET
TUCSON, ARIZONA 85714
PHONE (520) 519-7400
FAX (520) 519-7454
Alcoa
Fastening
Systems & Rings
THIS DRAWING, THE STRUCTURAL DESIGN DISCLOSED THEREIN AND THE TECHNICAL DATA AND ENGINEERING SERVICE REPRESENTED THEREBY ARE THE EXCLUSIVE PROPERTY OF HUCK INTERNATIONAL, INC.
AC
THREAD
Ø D2
SIZE Ø D1
MIN
CODE
NYLON PATCH
PER
MIL-DTL-18240
(CUSTOMER
OPTION)
W
PART NUMBER CALLOUT
D ( ) ( ) 791639 -( ) -( )
GRIP NOMINAL SIZE 4 NOMINAL SIZE 6
CODE
G
L1
G
L1
NOMINAL SIZE 8,
10, M5
G
NOMINAL SIZE
12
L1
G
.062-.080 .225 .062-.162 .312 .062-.093 .250 .081-.218 .375
B
.081-.130 .275 .188-.312 .437 .094-.187 .312 .219-.343 .500
C
NA
NA .313-.437 .562 .188-.312 .437 .344-.462 .625
D
NA
NA
NA
NA .313-.437 .562 .469-.593 .750
SERIES
MODEL
CODE
NYLON PATCH OPTION
NO NYLON PATCH
NYLON PATCH PER
MIL-DTL-18240
(J1) THREAD
4
.164-36 UNJF-3A
6
.216-24 UNJC-3A
8/10
.250-28 UNJF-3A
M5
M7 x 1.0 6g
12
.375-24 UNJF-3A
6
.138 .304 .060 .280
.190 .350
.300
12
.260 .512 .062 .437
M5
.195 .350
.300
MATERIAL: RETAINER NUT:
D( )791639:
302 CRES PER AMS 5636
OR ASTM-A-493 OR
303Se CRES PER AMS 5641
OR ASTM-A-484
EXAMPLE PART NUMBER:
DNB 791639-4-B:
NYLON PATCH, BLACK,
.164-36 UNJF-3A
THREAD, .081-.130 PANEL
THICKNESS RETAINER NUT
FINISH
1
THREAD LENGTH 'T' DIMENSION FOR CODE -3 IS .142
FOR ALL THREAD SIZE CODES
CODE -4 IS .205 FOR ALL THREAD SIZE CODES
EXCEPT 4, 4F, AND M3
CODE -5 IS .265 FOR ALL THREAD SIZE CODES
EXCEPT 4, 4F, AND M3
2
THREAD SIZE CODE INDICATES NOMINAL RETAINER
NUT THREAD SIZE (J1).
3
GRIP CODE "G" INDICATES TOP PANEL THICKNESS
RANGE DESIGNATED BY LETTERS "A" THRU "D".
4
-3A AND -3B THREADS PER MIL-S-7742. METRIC
THREADS PER ASME B1.13M.
PASSIVATE PER
AMS-QQ-P-35/
AMS2700
5
HP HEAD STYLE: CROSS RECESS PER NASM9006,
RECESS SIZE IS ONE SIZE SMALLER THAN EQUIV.
THREAD SIZE FOR FLUSH HEAD SCREW.
A
ALUMINUM COAT
PER NAS4006
6
SCREW IS SEMI-CAPTIVE ON ALUMINUM-COATED
AND CAD-PLATED VERSIONS, COMPONENTS ARE
COATED PRIOR TO ASSEMBLY TO ENSURE
COMPLETE COVERAGE. SLEEVE I.D. IS THREADED
TO ALLOW FOR ASSEMBLY AFTER THREAD ROLL
AND COAT OPERATION.
7
OPTIONAL SPECIAL THREAD LENGTH CODE, NOT
USED FOR STANDARD CAPTIVE SCREW ASSEMBLIES.
CONTACT FACTORY FOR AVAILABLE OPTIONS.
B
BLACK OXIDE PER
MIL-DTL-13924,
CLASS 4
CADMIUM PLATE
PER AMS-QQ-P-416,
TYPE I I, CLASS 2
FINISH
SCREW:
WHEN SPECIFIED BY MATERIAL/FINISH CODE:
PASSIVATE PER AMS2700
BLACK OXIDE PER MIL-DTL-13924, CLASS 3 (A-286), CLASS 4 (302)
ALUMINUM COAT PER NAS4006
CAD PLATE PER AMS-QQ-P-416, TYPE I I, CLASS 2
SLEEVE:
WHEN SPECIFIED BY MATERIAL/FINISH CODE:
PASSIVATE PER AMS2700
BLACK OXIDE PER MIL-DTL-13924, CLASS 4
ALUMINUM COAT PER NAS4006
CAD PLATE PER AMS-QQ-P-416, TYPE I I, CLASS 2
SPRING: ALL VERSIONS: PASSIVATE PER AMS2700
AC
PER DCN 12954, CHANGED FROM Alcoa Fastening Systems AND AFS
TO Alcoa Fastening Systems & Rings AND AFSR
ISSUED
1/23/2006
2 OF 2
.112 .200 .031 .175
NONE
C
REVISED 3/31/2015
W
NOTES:
THREAD
SIZE
CODE
FINISH
CODE
NONE
L1
A
S
4
8/10
RETAINER NUT
BEFORE MOUNTING
D1
PAGE
ENGINEERING
STANDARD
L1
(J1)
THREADS
D2
S
N
CAPTIVE SCREW
MATERIAL
SCREW:
WHEN SPECIFIED BY MATERIAL/FINISH CODE:
302 CRES PER AMS 5636 OR ASTM-A-493
OR
A-286 CRES PER AMS 5732, AMS 5737 OR EQUIV.,
H.T TO 160 KSI MIN. ULTIMATE TENSILE STRENGTH
SLEEVE:
303Se CRES PER AMS 5641 OR ASTM-A-484
SPRING:
302 CRES PER AMS 5688 OR ASTM-A-313
CAPTIVE SCREW, RETAINER HELD,
FILLISTER AND HEX HEAD, ALL SIZES, OPTIONAL RECESS
TOLERANCE UNLESS
OTHERWISE NOTED:
.X = .05
.XX = .02
.XXX = .015
ANGLES 0.5
DIMENSIONS IN INCHES
DRAWN BY
CHECKED BY
J. SCHLOBOHM
SIGNATURE ON FILE
D( )7910
S-2293
This dra win g/docu mentatio n is control led b y either the De pa rtme nt of Sta te, Intern ationa l Tra ffic In Arms R egu la tio ns or the De partmen t of C ommerce , Expo rt Admi nistratio n Reg ula ti ons an d
may req uire a n expo rt li cense /l icen se excep ti on pr ior to bein g tr ansferred to a forei gn na ti ona l, i nsid e or outsid e of th e United States. EAR/ECCN EAR 99. Th ese comm oditie s, techn olo gy or
software w ere exp orted from th e Uni te d Sta te s i n accord ance w ith th e Export Admin istration R egu la tio ns. Di versio n contrary to U.S. l aw pro hibi te d.
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