FDC( )7900

CURRENT DESIGN ACTIVITY
CAGE CODE 0HDW7
AFSR TUCSON OPERATIONS
3724 EAST COLUMBIA STREET
TUCSON, ARIZONA 85714
PHONE (520) 519-7400
FAX (520) 519-7454
THIS DRAWING, THE STRUCTURAL DESIGN DISCLOSED THEREIN AND THE TECHNICAL DATA AND ENGINEERING SERVICE REPRESENTED THEREBY ARE THE EXCLUSIVE PROPERTY OF HUCK INTERNATIONAL, INC.
Alcoa
Fastening
Systems & Rings
H
D
L
.020
Y
.035
.025
G
TOP PANEL
GRIP THK.
T
CAPTIVE SCREW
ENGINEERING
STANDARD
INTERNAL FLOAT
5
R
Q
1
N
OPT
C'BORE
K
SCREW ASSEMBLY BEFORE MOUNTING
THREAD SIZE
CODE
ØD
H
HHS SLOT
HHS
P
PART NUMBER CALLOUT
FDC ( ) ( ) 7900 ( ) ( ) -( ) -( )-( ) 1
4, 4F
6, 6F
8, 8F
10, 10C, 10F
12, 12C, 12F
.212
.264
.314
.365
.482
.054
.086
.103
.112
.181
4
LENGTH
CODE
L
2
1
2
3
4
.285
.410
.535
.660
5
6
6
MODEL
SERIES
4
6
8
10
12
10C
12C
THREAD
CLASS CODE
CLASS OPTION
PER ASME B1.1
NONE
E
CLEAR
BLACK
NONE
G
CLASS 2A
CLASS 3A
ISSUED
.178
.202
.215
.250
.313
2/24/2005
1 OF 2
.187
.209
.221
.257
.323
K
THREAD SIZE
CODE
TOTAL FLOAT
.017-.025
.063-.125 .147
8, 8F
.024-.031
.126-.187
.188-.250
.251-.312
.313-.375
.210
.272 .062
.335
.397
10, 10C, 10F
.027-.034
12, 12C, 12F
.041-.050
LEAD
THREAD
SIZE
CODE
C
D
E
F
.112-40 UNC-2A
.138-32 UNC-2A
.164-32 UNC-2A
SINGLE
.190-32 UNF-2A
.250-28 UNF-2A
.190-24 UNC-2A
SINGLE
.250-20 UNC-2A (COARSE)
STANDARD
ALL CRES
V
4, 4F
6, 6F
B
NONE
L
T
5
Y
.031-.062 .085 .020
ASSEMBLY
MATERIAL
SCREW ASSEMBLY
AFTER MOUNTING
.312
.203
.312
.343
.250
.375
.437 .281
A
4F
6F
8F
10F
12F
6
THREAD SIZE PER
ASME B1.1
.023-.030
LEAD
.112-40 UNC-2A
DOUBLE
.138-32 UNC-2A
.164-32 UNC-2A
.190-32 UNF-2A QUAD
.250-28 UNF-2A
DRIVING RECESS AND SPECIFICATION
SLOT RECESS PER ANSI B18.6.3
HHS
P
HEX HEAD SLOT RECESS PER ANSI B18.6.3
CROSS RECESS PER NASM 9006
PER ECN 13170, REPLACED 6 & 8 DIA "Q" & "R" DIMENSIONS
REVISED 7/24/2015
PAGE
.185
.247
.247
.309
.372
G
GRIP
(TOP PANEL
CODE
GRIP THK)
MATERIAL
CODE
3
FINISH
.075
.092
.110
.127
.168
ØN
ØQ
ØR
J
±.005 +.004 +.020
±.003
-.001 -.000
THREAD SIZE PER
ASME B1.1
RECESS
CODE
CODE
.063
.077
.090
.104
.137
P
.785
.910
THREAD
SIZE
CODE
V
SCREW ASSEMBLY
AFTER MOUNTING
PANEL
PREPARATION
J
CAPTIVE SCREW, INTERNAL FLOATING,
OPTIONAL HEAD, OPTIONAL RECESS, FIXED THREAD LENGTH
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
FDC7900
S-1860
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
THIS DRAWING, THE STRUCTURAL DESIGN DISCLOSED THEREIN AND THE TECHNICAL DATA AND ENGINEERING SERVICE REPRESENTED THEREBY ARE THE EXCLUSIVE PROPERTY OF HUCK INTERNATIONAL, INC.
Alcoa
Fastening
Systems & Rings
CAPTIVE SCREW
ENGINEERING
STANDARD
THREAD LENGTH AVAILABILITY TABLE
GRIP
CODE
A
B
C
D
E
F
4, 4F, 6, 6F
1
2
3
4
8, 8F, 10, 10C, 10F
5
.140
6
1
2
3
4
5
12, 12C, 12F
6
.140
.140
T = .203
2
3
4
5
6
.140 .265
.203
.203
.140
.140
1
T = .250
.265
.203
.203
.140
T = .281
.265
.203
.203
ASSEMBLIES NOT AVAILABLE
MAT'L
CODE
THREAD
SIZE
4&6
NONE
8, 10, 12
L
ALL SIZES
MATERIAL
FINISH
4037 ALLOY STEEL PER AMS 6300 OR CAD PLATE PER AMS QQ-P-416, TYPE I, CLASS 2
8740 ALLOY STEEL PER AMS 6322,
HEAT TREAT TO HRC 34-38
BLACK OXIDE PER MIL-DTL-13924, CLASS 1
302 CRES PER AMS 5636
OR ASTM-A-493
A-286 CRES PER AMS 5732, 5737,
HEAT TREAT TO 160 KSI ULTIMATE
TENSILE STRENGTH
PASSIVATE PER AMS2700
BLACK OXIDE PER MIL-DTL-13924, CLASS 4
PASSIVATE PER AMS2700
BLACK OXIDE PER MIL-DTL-13924, CLASS 3
CAD PLATE PER AMS QQ-P-416, TYPE I, CLASS 2
COMMERCIAL BRASS PER AMS 4610,
BLACK ANODIZE PER MIL-A-8625, TYPE I I, CLASS 2
ASTM B 16/B 16M, OR EQUIVALENT
COPPER STRIKE (EBONAL "C")
NONE
6061 ALUMINUM ALLOY PER AMS
ANODIZE PER MIL-A-8625, TYPE I I, CLASS 1
8, 10, 12 4117, AMS QQ-A-225/8, OR
BLACK ANODIZE PER MIL-A-8625, TYPE I I, CLASS 2
EQUIVALENT
PASSIVATE PER AMS2700
304 CRES PER AMS 5639
L
ALL SIZES
OR AMS-QQ-S-763 OR EQUIVALENT
BLACK OXIDE PER MIL-DTL-13924, CLASS 4
4&6
NOTES:
1
LETTERS AT THE END OF PART NUMBER DESIGNATE SPECIAL ASSEMBLIES:
DL - ASSEMBLIES WITH DRI LUBE THREADS PER AS5272
PL - ASSEMBLIES WITH PATCH LOCK PER MIL-DTL-18240
2
.335 FOR SIZE 12.
3
NO CODE REQUIRED FOR SLOTTED HEADS.
4
FOR LONGER LENGTHS "L", ADD .125 INCREMENTS PER LENGTH CODE.
5
SEE APPROPRIATE THREAD LENGTH AVAILABILITY TABLE FOR "T" DIMENSION.
6
HAND TOOL IS NOT RECOMMENDED FOR USE ON THREAD SIZES 4, 4F, 6, 6F.
INSTALLATION TOOLS: ( ) INDICATES THREAD SIZE CODE
ARBOR PRESS TOOL HW7600-( ), NOSE PIECE HN7513-( ), PULLER HP7523-( ), HANDLE ASSEMBLY TA7533
COMPLETE HANDLE TOOL ASSEMBLY: H8603-( ) INCLUDES NOSE PIECE, PULLER & HANDLE
V
ISSUED
PER ECN 13170, REPLACED 6 & 8 DIA "Q" & "R" DIMENSIONS
2/24/2005
REVISED 7/24/2015
PAGE
2 OF 2
CAPTIVE SCREW, INTERNAL FLOATING,
OPTIONAL HEAD, OPTIONAL RECESS, FIXED THREAD LENGTH
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
FDC7900
S-1860
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.