Model: A10399

Round Plain Nut

Properties:

Thread Pitch Diameters
+0.2202/+0.2237 inches
Thread Direction
Right-hand
Counterbore Diameter
0.250 inches nut and 0.260 inches nut
Drive Point Depth
Between 0.146 inches and 0.166 inches
Nut Style
Round
Nut Diameter
Between 0.435 inches and 0.440 inches
Nut Thickness
Between 0.428 inches and 0.448 inches
Drive Point Width
Between 0.102 inches and 0.107 inches
Drive Point Quantity
2
Nut Counterbore Depth
0.060 inches nut and 0.070 inches nut
Thread Series
Uns
Thready Qty Per Inch (tpi)
22
Hardness Rating
Between 50.0 rockwell d and 60.0 rockwell d
Thread Size
0.250 inches
Material
Steel comp 1137 or steel comp 1141
Material Specification
Qq-s-637 federal specification all material responses
Surface Treatment
Phosphate
NSN
5310-00-501-3526
Part Number
A10399
Description
Nut,plain,round
CAGE
U4574

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part A10399 NSN 5310-00-501-3526

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15887
FIIG:
A021A0
Concept No.:
1
App. Key:
AY
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:
M
SPI No.:
AM 5013526
SPI Rev.:
E
SPC Mkg:
ZZ
LVL_A:
Z
LVL_B:
Z

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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