Model: 55342-428

Assembled Washer Plain Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Washer Outside Diameter
0.460 inches
Overall Height
Between 0.274 inches and 0.294 inches
Nut Style
Recessed
Nut Height
0.263 inches
Width Across Flats
Between 0.274 inches and 0.284 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Steel comp 8740 nut or steel comp 4340 nut
Material
Steel washer
Material Specification
Mil-s-6049 military specification 1st material response nut or mil-s-5000 military specification 2nd material response nut
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response
NSN
5310-00-959-4688
Part Number
55342-428
Description
Nut,plain,assembled Washer
CAGE
56878

A plain nut on which has been assembled a nonremovable washer.

Part 55342-428 NSN 5310-00-959-4688

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
21824
FIIG:
A021A0
Concept No.:
1
App. Key:
AD
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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