Model: 645616-12

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.718 inches
Fastener Length
Between 0.922 inches and 0.952 inches
Head Style
Flat countersunk
Head Diameter
Between 0.480 inches and 0.531 inches
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
0.156 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
32.0 rockwell c and 38.0 rockwell c
Countersink Angle
Between 82.0 degrees and 84.0 degrees
Material Specification
Ams 5643 military specification single material response
Thread Series Designator
Unjf
NSN
5305-01-127-8492
Part Number
645616-12
Description
Screw,cap,socket Head
CAGE
99551

Part 645616-12 NSN 5305-01-127-8492

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
Concept No.:
App. Key:
SC
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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