Model: MS51553-420

Wing Self-locking Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Fabrication Method
Stamped
Locking Feature
Prevailing torque with nonmetallic insert
Wing Spread Width
Between 1.200 inches and 1.300 inches
Overall Height
Between 0.560 inches and 0.620 inches
Body Diameter
Between 0.410 inches and 0.470 inches
Nut Style
Wing
End Application
Mrap buffalo mk2a2
Thread Series
Unc
Thready Qty Per Inch (tpi)
20
Thread Size
0.250 inches
Material
Plastic polyamide locking insert
Material
Zinc alloy nut
Material Specification
Astm b86 assn standard single material response nut
NSN
5310-01-384-2546
Part Number
MS51553-420
Description
Nut,self-locking,wing
CAGE
96906

A nut having wings designed for manual turning without driver or wrench with an integral feature incorporated for locking on the threads of a mating member.

Part MS51553-420 NSN 5310-01-384-2546

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05283
FIIG:
A021A0
Concept No.:
1
App. Key:
CH
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:
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:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7907006000
  • SITC: 69977
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Zinc articles, nesoi

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