Model: 581-6985418-47

Hexagon Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Counterbore Diameter
1.427 inches first end and 1.467 inches first end
Nut Style
Hexagon
Nut Height
Between 1.547 inches and 1.609 inches
Width Across Flats
Between 1.973 inches and 2.011 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unc
Thready Qty Per Inch (tpi)
6
Thread Size
1.375 inches
Countersink Angle
88.0 degrees second end
Bearing Surface Type
Chamfered or washer faced
Material
Nickel alloy 400 except insert
Material
Plastic locking insert
Material Specification
Astm d4066, comp a, type 1 assn standard single material response locking insert
Material Specification
Qq-n-281 cl a federal specification single material response except insert
NSN
5310-01-225-6259
Part Number
581-6985418-47
Description
Nut,self-locking,hexagon
CAGE
53711

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part 581-6985418-47 NSN 5310-01-225-6259

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05277
FIIG:
A021A0
Concept No.:
1
App. Key:
BK
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:
1.0000lbs
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:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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