Model: NAS1189-04P4N

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.174 inches and 0.205 inches
Fastener Length
Between 0.219 inches and 0.250 inches
Head Style
Flat countersunk
Head Diameter
0.177 inches
Locking Feature
Pellet threads
Internal Drive Style
Cross recess type 1
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Min. Tensile Strength (psi)
160000 pounds per square inch
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Material
Steel comp 4140 and steel comp e4340 and steel comp 6150 and steel comp 8735 and steel comp 8740
Material Specification
Mil-s-5626 military specification 1st material response and mil-s-5000 military specification 2nd material response and mil-s-8503 military specification 3rd material response and mil-s-6088 military specification 4th material response and mil-s6049 military specification 5th material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, ty2cl2 federal specification all treatment responses
Thread Series Designator
Unjc
Specification Data
80205-nas1189 professional/industrial association standard
NSN
5305-01-550-2436
Part Number
NAS1189-04P4N
Description
Screw,cap,socket Head
CAGE
80205

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 NAS1189-04P4N NSN 5305-01-550-2436

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:
A
ESD:
A
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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