Model: 089-6163-04

Machine Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.250 inches
Fastener Length
0.250 inches
Head Style
Fillister
Head Diameter
Between 0.166 inches and 0.183 inches
Head Height
Between 0.094 inches and 0.107 inches
Internal Drive Style
Cross recess type ii
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Screw Material
Steel comp 301 or steel comp 430
Screw Material Specification
Ifi-104 assn standard all material responses
Screw Surface Treatment
Passivate
Supplementary Features
Aring-king pt list 006-8024-05
Thread Series Designator
Unc
Specification Data
22373-089-6163 manufacturers specification control and 80204-ansi b18.6.3 professional/industrial association standard
Nondefinitive Specification/std Data
4.40 size and 1/4in. Length and stls/stl material
Departure From Cited Document
As modified by material
NSN
5305-01-227-3990
Part Number
089-6163-04
Description
Screw,machine
CAGE
22373

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 089-6163-04 NSN 5305-01-227-3990

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:
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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