Model: NAS1301C8-4

Assembled Washer Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.141 inches
Fastener Length
Between 0.218 inches and 0.282 inches
Head Style
Pan
Head Diameter
Between 0.306 inches and 0.322 inches
Head Height
Between 0.105 inches and 0.115 inches
Washer Quantity
2
Internal Drive Style
Cross recess type 1
End Application
Wing aircraft
Thread Diameter
0.164 inches
Thready Qty Per Inch (tpi)
32
Secondary Washer Relationship To Primary Washer
Not identical
Secondary Washer Style
Flat
Primary Washer Outside Diameter
0.293 inches
Secondary Washer Outside Diameter
Between 0.307 inches and 0.317 inches
Primary Washer Style
Split helical ring
Primary Washer Material Thickness
0.040 inches
Secondary Washer Material Thickness
Between 0.013 inches and 0.019 inches
Material
Steel
Material Specification
Mil-s-5059 military specification all material responses secondary washer
Material Specification
Qq-s-763 federal specification all material responses fastener
Surface Treatment
Passivate fastener
Surface Treatment
Passivate primary washer
Surface Treatment Specification
Qq-p-35 federal specification single treatment response fastener
Surface Treatment Specification
Qq-p-35 federal specification single treatment response primary washer
Surface Treatment Specification
Qq-p-35 federal specification single treatment response secondary washer
Thread Series Designator
Unc
Specification Data
80205-nas1301 professional/industrial association standard
NSN
5305-01-514-1391
Part Number
NAS1301C8-4
Description
Screw,assembled Washer
CAGE
80205

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

Part NAS1301C8-4 NSN 5305-01-514-1391

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:
--
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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