Model: KFN671-3

Single Ball Sea Self-locking Nut

Special Features:

Includes concave washer

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
Between 0.355 inches and 0.365 inches
Lubrication
Dry film lubricant
Overall Height
0.280 inches
Ball Seat Radius
0.190 inches
Washer Thickness
Between 0.085 inches and 0.095 inches
Width Across Flats
Between 0.243 inches and 0.251 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
32
Thread Size
0.190 inches
Material
Steel comp 305 or steel comp 304
Material Specification
Ams 5686 assn standard 1st material response or ams 5697 assn standard 2nd material response or ams 5639 assn standard 2nd material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
NSN
5310-01-228-3298
Part Number
KFN671-3
Description
Nut,self-locking,single Ball Sea
CAGE
15653

A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.

Part KFN671-3 NSN 5310-01-228-3298

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29732
FIIG:
A021A0
Concept No.:
1
App. Key:
CB
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:
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:
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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