Model: LL57J40P3

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.060 inches and 0.150 inches
Fastener Length
Between 0.157 inches and 0.188 inches
Head Style
Flat countersunk undercut
Head Diameter
Between 0.195 inches and 0.225 inches
Head Height
Between 0.038 inches and 0.047 inches
Locking Feature
Strip threads
Internal Drive Style
Cross recess type 1
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Min. Tensile Strength (psi)
80000 pounds per square inch
Countersink Angle
Between 80.0 degrees and 82.0 degrees
Material
Steel comp 410 or steel comp 416
Material Specification
Qq-s-763 federal specification 1st material response or qq-s-764 federal specification 2nd material response
Surface Treatment
Passivate
Thread Series Designator
Unc
NSN
5305-00-688-7689
Part Number
LL57J40P3
Description
Screw,cap,socket Head
CAGE
03038

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part LL57J40P3 NSN 5305-00-688-7689

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:
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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