Model: FFS85

Hexagon Head Cap Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
1.250 inches
Fastener Length
3.250 inches
Head Style
Hexagon
Head Height
0.375 inches
Width Between Flats
Between 0.302 inches and 0.323 inches
Thread Diameter
0.500 inches
Thready Qty Per Inch (tpi)
13
Min. Tensile Strength (psi)
74000 pounds per square inch
Hardness Rating
23.0 rockwell b and 80.0 rockwell b
Material
Steel
Material Specification
Sae gr 2 assn standard single material response
Thread Series Designator
Unf
Nondefinitive Specification/std Data
2 type and 1 style and 2 grade
Departure From Cited Designator
As modified by headheight
NSN
5305-00-021-7078
Part Number
FFS85
Description
Screw,cap,hexagon Head
CAGE
81348

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

Part FFS85 NSN 5305-00-021-7078

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18257
FIIG:
A003B0
Concept No.:
App. Key:
SB
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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