Model: 440391

Machine Screw

Properties:

Thread Direction
Right-hand
Thread Length
0.260 inches
Fastener Length
Between 0.240 inches and 0.260 inches
Head Style
Flat countersunk
Head Diameter
Between 0.320 inches and 0.330 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.190 inches
Nonstandard Thread Pitch Diameter
+0.1644/+0.1667 inches
Nonstandard Thread Pitch Diameter
+0.1644 to 0.1667 inches
Thready Qty Per Inch (tpi)
32
Countersink Angle
Between 98.0 degrees and 100.0 degrees
Screw Material
Iron alloy 660
Screw Material Specification
Ams 5735 assn standard single material response
Screw Surface Treatment
Silver
Screw Surface Treatment Specification
Ams 2410 assn standard single treatment response
Precious Material
Silver
Thread Series Designator
Uns
NSN
5305-00-105-7078
Part Number
440391
Description
Screw,machine
CAGE
27238

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 440391 NSN 5305-00-105-7078

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:
S
ESD:
ESD:
MMAC:
RV
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
096630
UFC:
50590
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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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