202-16117-4

Extended Washer Self-locking Nut

NSN 5310-00-326-4918

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
003264918

Product Technical Spec.

Thread Class:
3b
Thread Direction:
Right-hand
Locking Feature:
Prevailing torque all metal design
Washer Outside Diameter:
0.425 inches
Counterbore Diameter:
0.277 inches nut and 0.287 inches nut
Lubrication:
Dry film lubricant
Overall Height:
0.230 inches
Nut Style:
Hexagon
Nut Counterbore Depth:
0.072 inches nut and 0.082 inches nut
Width Across Flats:
Between 0.274 inches and 0.284 inches
Tempurature Rating:
450.0 degrees fahrenheit
Thread Series:
Unjf
Thready Qty Per Inch (tpi):
28
Hardness Rating:
Between 39.0 rockwell c and 43.0 rockwell c
Thread Size:
0.250 inches
Material:
Steel comp 8740
Material Specification:
Mil-s-6049 military specification single material response
Surface Treatment:
Cadmium
Surface Treatment Specification:
Qq-p-416, type 1, cl 3 federal specification single treatment response
NSN:
5310-00-326-4918
Item Name:
Lock Nut
Cage Code:
80378

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
KFN530C4
Cage Code:
15653
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
H530C4
Cage Code:
15653
RNCC:
5
RNVC:
9
RNAAC:
SB
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29730
FIIG:
A021A0
Concept No.:
1
App. Key:
BT
Cond. Code:
1
Status:
A

Part Materials

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:
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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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Lock Nut"

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE AIR FORCE Dept. of the Air Force
DSOR:
Import / Export
  • Schedule B: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Nuts of iron or steel


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