Model: 1142AS399-12

Spline Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Pilot Diameter
0.335 inches
Pilot Length
0.192 inches
Nut Style
Spline (floating)
Nut Length
0.650 inches
Nut Height
0.492 inches
Width Across Flats
0.450 inches
Tempurature Rating
Not rated
Thread Series
Unjf
Thready Qty Per Inch (tpi)
28
Hardness Rating
Not rated
Thread Size
0.250 inches
Material
Steel comp 1050 bracket
Material
Steel comp 1050 nut
Material
Stainless steel shell
Material Specification
Ams5085 assn standard single material response bracket
Material Specification
Ams5085 assn standard single material response nut
Material Specification
Ams5639, 304 assn standard single material response or ams5514, 305 assn standard single material response shell
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
NSN
5310-01-226-0826
Part Number
1142AS399-12
Description
Nut,self-locking,spline
CAGE
30003

A nut having an externally splined sleeve, which holds it in position when forced into a hole of slightly smaller diameter. An integral feature is incorporated for locking.

Part 1142AS399-12 NSN 5310-01-226-0826

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15893
FIIG:
A021A0
Concept No.:
1
App. Key:
CE
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

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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