Model: 645-0339

Round Plain Nut

Properties:

Thread Class
2b
Thread Direction
Left-hand
Nut Style
Round
Nut Diameter
0.860 inches
Nut Thickness
Between 0.247 inches and 0.253 inches
Hole Type And Quantity
1 tapped
Width Across Flats
Between 0.748 inches and 0.752 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Hole Configuration Style
Configuration g
Hole Thread Diameter
0.500 inches
Material
Steel
Material Specification
Rm-054-5056, fscm 18797 mfr ref single material response
Surface Treatment
Oxide
NSN
5310-01-104-4551
Part Number
645-0339
Description
Nut,plain,round
CAGE

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 645-0339 NSN 5310-01-104-4551

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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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