Model: NAS1190-3T3L

Machine Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.126 inches
Fastener Length
Between 0.157 inches and 0.188 inches
Head Style
Pan
Head Diameter
Between 0.357 inches and 0.373 inches
Head Height
Between 0.122 inches and 0.133 inches
Locking Feature
Strip
Internal Drive Style
Cross recess type iii
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
160000 pounds per square inch
Screw Material
Steel comp 4140 or steel comp 4340 or steel comp 8740
Locking Feature Material
Plastic polyamide
Screw Material Specification
Mil-s-5656 military specification 1st material response or mil-s-8844 military specification 2nd material response or ams 6414 assn standard single material response or mil-s-6049 military specification 3rd material response
Locking Feature Material Specification
Mil-f-18240 military specification single material response
Screw Surface Treatment
Cadmium and chromate
Screw Surface Treatment Specification
Qq-p-416, type class 2 federal specification all treatment responses
Bearing Surface Of Head Surface Finish
32.0 microinches
Shank Surface Finish
32.0 microinches
Thread Surface Finish
32.0 microinches
Thread Series Designator
Unjf
Specification Data
80205-nas1190 professional/industrial association standard
NSN
5305-01-420-2989
Part Number
NAS1190-3T3L
Description
Screw,machine
CAGE
80205

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

Part NAS1190-3T3L NSN 5305-01-420-2989

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
Concept No.:
App. Key:
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:
BA
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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