Model: C318009256

Clinch Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Pilot Diameter
Between 0.211 inches and 0.225 inches
Pilot Length
Between 0.057 inches and 0.063 inches
Counterbore Diameter
0.178 inches nut and 0.183 inches nut
Nut Style
Clinch
Nut Diameter
Between 0.307 inches and 0.317 inches
Nut Height
0.207 mils and 0.233 centimeters
Nut Counterbore Depth
0.060 inches nut
Tempurature Rating
350.0 degrees fahrenheit
Thread Series
Unc
Thready Qty Per Inch (tpi)
32
Thread Size
0.164 inches
Material
Plastic polyhexamethylene amide locking insert or plastic polyamide locking insert
Material
Steel comp 4130 nut
Material Specification
Fed standard 66, aisi/sae 4130 federal standard 2nd material response nut
Material Specification
Mil-m-20693 military specification 1st material response locking insert
Surface Treatment
Cadmium except insert
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response except insert
NSN
5310-00-843-0317
Part Number
C318009256
Description
Nut,self-locking,clinch
CAGE
88818

A nut having a sleeve portion on its under side, which can be crimped or clinched to hold the item in place when inserted in a hole. An integral feature is incorporated for locking.

Part C318009256 NSN 5310-00-843-0317

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15892
FIIG:
A021A0
Concept No.:
1
App. Key:
BN
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:
U
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:

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: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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