Model: Z3943-40

Hex Castellated Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Nut Style
Castellated, hexagon
Nut Height
Between 0.138 inches and 0.153 inches
End Application
W/s: engine, aircraft f100-pw-229 (f15e, f16c/d); aircraft, eagle f-15; engine, aircraft, f100 pw220 (f15c/d/e); aircraft, f-111; engine, aircraft, f100-pw-100 (f-15a/b/c/d); aircraft, f-16
Width Across Flats
Between 0.243 inches and 0.251 inches
Thread Series
Unjc
Thready Qty Per Inch (tpi)
40
Thread Size
0.112 inches
Bearing Surface Type
Chamfered
Material
Stainless steel
Material Specification
Ams 5735 assn standard single material response
Surface Treatment
Silver
Surface Treatment Specification
Ams 2411 assn standard single treatment response
NSN
5310-01-064-4707
Part Number
Z3943-40
Description
Nut,self-locking,castellated,hex
CAGE
019L2

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe" feature in critical applications. Excludes nut (1), self-locking, slotted, hexagon.

Part Z3943-40 NSN 5310-01-064-4707

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29725
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:
S
ESD:
ESD:
MMAC:
NZ
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:
093470
UFC:
48940
LTL:
70.0
LCL:
--
WCC:
713
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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