Model: DIN7985M4X20-A2 STL

Machine Screw

Properties:

Thread Direction
Right-hand
Thread Length
Between 18.6 millimeters and 20.0 millimeters
Fastener Length
20.0 millimeters
Head Style
Pan
Head Diameter
8.0 millimeters
Head Height
3.1 millimeters
Internal Drive Style
Cross recess type 1
Thread Diameter
4.0 millimeters
Min. Tensile Strength (psi)
56000 pounds per square inch
Hardness Rating
Between 63.0 rockwell b and 88.0 rockwell b
Thread Pitch In Millimeters
0.7
External Thread Tolerance Class
6g
Screw Material
Steel property class 4.8 or steel property class 5.8
Screw Surface Treatment
Zinc
Thread Series Designator
M
NSN
5305-01-294-3033
Part Number
DIN7985M4X20-A2 STL
Description
Screw,machine
CAGE
57730

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 DIN7985M4X20-A2 STL NSN 5305-01-294-3033

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

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:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
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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