Model: NAS1191E04T8LK

Machine Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.450 inches
Fastener Length
Between 0.469 inches and 0.500 inches
Head Style
Fillister
Head Diameter
Between 0.178 inches and 0.183 inches
Head Height
Between 0.059 inches and 0.069 inches
Internal Drive Style
Torque set
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Min. Tensile Strength (psi)
160000 pounds per square inch
Screw Material
Iron alloy 660
Locking Feature Material
Plastic polychlorotrifluoroethylene
Screw Material Specification
Ams 5737 assn standard single material response
Locking Feature Material Specification
Ams 3650 assn standard single material response
Screw Surface Treatment
Passivate
Screw Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Bearing Surface Of Head Surface Finish
32.0 microinches
Shank Surface Finish
32.0 microinches
Thread Surface Finish
32.0 microinches
Thread Series Designator
Unjc
Specification Data
80205-nas1191 professional/industrial association standard
NSN
5305-01-437-7294
Part Number
NAS1191E04T8LK
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 NAS1191E04T8LK NSN 5305-01-437-7294

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:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
72E
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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