EK1BS428C

Cap Self-locking Nut

NSN 5310-00-402-7963

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
004027963

Detail Specifications

Thread Class:
2b
Thread Direction:
Right-hand
Locking Feature:
Prevailing torque all metal design or prevailing torque with nonmetallic insert
Nut Style:
Cap
Nut Height:
Between 0.433 inches and 0.437 inches
Width Across Flats:
Between 0.433 inches and 0.440 inches
Thread Series:
Unf
Thready Qty Per Inch (tpi):
28
Thread Size:
0.250 inches
Countersink Angle:
90.0 degrees nut
Bearing Surface Type:
Washer faced
Part Name Assigned By Controlling Agency:
Navy special project
Material:
Steel
Surface Treatment:
Cadmium
NSN:
5310-00-402-7963
Item Name:
Nut,closet
Cage Code:
26233

Manufacturer Part Numbers

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05275
FIIG:
A021A0
Concept No.:
1
App. Key:
BK
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
50.0
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): "Closet Nut"

A nut internally threaded from one end, and completely enclosed on the opposite end. The outer periphery parallel to the threaded axis may be square, cylindrical, hexagonal, octagonal, dodecagonal or the like and taper to a cone or dome shape on the closed end. An integral feature is incorporated for locking on the threads of a mating memeber. Excludes nut (1), stamped.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
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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