Model: 1676AS298-4

Assembled Washer Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Fastener Length
0.500 inches
Head Style
Pan no. 2
Head Diameter
Between 0.473 inches and 0.492 inches
Head Height
Between 0.130 inches and 0.144 inches
Washer Quantity
1
Internal Drive Style
Slot
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Primary Washer Outside Diameter
0.494 inches
Primary Washer Style
Flat external teeth
Primary Washer Material Thickness
Between 0.023 inches and 0.028 inches
Material
Steel fastener
Material
Steel
Material
Steel primary washer
Material Specification
Aisi c1010 through c1020 assn standard single material response primary washer
Material Specification
Aisic1115 through c1132 assn standard single material response fastener
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, ty2, cl3 federal specification single treatment response
Thread Series Designator
Unf
NSN
5305-01-430-4741
Part Number
1676AS298-4
Description
Screw,assembled Washer
CAGE
5N832

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

Part 1676AS298-4 NSN 5305-01-430-4741

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06660
FIIG:
A003B0
Concept No.:
App. Key:
SA
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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.1000lbs
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:
573
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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