Model: 57A5A30-1

Clinch Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Pilot Diameter
Between 0.187 inches and 0.191 inches
Pilot Length
0.063 inches
Counterbore Diameter
0.139 inches nut and 0.144 inches nut
Nut Style
Clinch
Nut Height
0.209 inches
Nut Counterbore Depth
0.048 inches nut and 0.058 inches nut
Width Across Flats
0.250 inches
Tempurature Rating
450.0 degrees fahrenheit
Thread Series
Unc
Thready Qty Per Inch (tpi)
40
Thread Size
0.112 inches
Material
Steel comp 1018
Material Specification
66 federal standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
NSN
5310-00-251-4914
Part Number
57A5A30-1
Description
Nut,self-locking,clinch
CAGE
02387

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 57A5A30-1 NSN 5310-00-251-4914

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:
CRITL:
X

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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