Model: 40R23

Spline Plain Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Pilot Diameter
Between 0.364 inches and 0.368 inches
Pilot Length
Between 0.075 inches and 0.085 inches
Counterbore Diameter
0.293 inches nut and 0.297 inches nut
Nut Style
Spline
Nut Diameter
Between 0.497 inches and 0.503 inches
Nut Height
Between 0.427 inches and 0.447 inches
Nut Counterbore Depth
0.308 inches nut and 0.318 inches nut
Thread Series
Unc
Thready Qty Per Inch (tpi)
20
Thread Size
0.250 inches
Countersink Angle
90.0 degrees nut
Material
Steel comp 303
Material Specification
Astm a582 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
NSN
5310-01-441-8597
Part Number
40R23
Description
Nut,plain,spline
CAGE
04729

A nut having an externally splined sleeve which holds it in position when forced into a hole of slightly smaller diameter.

Part 40R23 NSN 5310-01-441-8597

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01861
FIIG:
A021A0
Concept No.:
1
App. Key:
BC
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

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:
Q

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: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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