Model: 1640902

Tapping Screw

Properties:

Fastener Length
Between 20.70 millimeters and 22.00 millimeters
Head Style
Oval countersunk
Head Diameter
Between 5.81 millimeters and 6.30 millimeters
Internal Drive Style
Cross recess type ia
Features Provided
Casehardened
Nonmachine Thread Style
Dog type (type b or c)
Countersink Angle
Between 90.0 degrees and 92.0 degrees
Nonmachine Thread Diameter
3.5 millimeters
Material
Steel
Material Specification
Gm 6010-m fscm 11862 mfr ref single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Gm 4435-m, code a fscm 11862 mfr ref single treatment response
NSN
5305-01-160-3945
Part Number
1640902
Description
Screw,tapping
CAGE
11862

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.

Part 1640902 NSN 5305-01-160-3945

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
41756
FIIG:
A003B0
Concept No.:
App. Key:
SN
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:
M
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: 7318140000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Self-tapping screws of iron or steel

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