Model: 121-546

Plate Plain Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Nut Length
9.500 inches
Plate Thickness
0.063 inches
Plate Width
0.500 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
32
Thread Size
0.164 inches
Part Name Assigned By Controlling Agency
Navy special project
Material
Aluminum alloy 5052 base
Material
Steel nut
Material Specification
Qq-a-250/8, h32 federal specification single material response base
Surface Treatment
Chromate base
Surface Treatment Specification
Mil-c-5541 military specification single treatment response base
NSN
5310-01-250-5247
Part Number
121-546
Description
Nut,plain,plate
CAGE

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding, intergral prongs or by bonding.

Part 121-546 NSN 5310-01-250-5247

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01872
FIIG:
A021A0
Concept No.:
1
App. Key:
AW
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

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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