004-002451

Lock Washer

NSN 5310-00-167-0859

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
001670859

Technical Specifications of NSN

Hole Diameter:
Between 0.141 inches and 0.150 inches
Outside Diameter:
Between 0.285 inches and 0.300 inches
Material Thickness:
Between 0.016 inches and 0.020 inches
Hardness Rating:
Between 40.0 rockwell c and 50.0 rockwell c
Countersink Angle:
Between 80.0 degrees and 84.0 degrees
Material:
Steel comp 1050 or steel comp 1551 or steel comp 1552 or steel comp 1053 or steel comp 1054 or steel comp 1055 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1064
Surface Treatment:
Cadmium
Surface Treatment Specification:
Qq-p-416, type 2, cl 3 federal specification single treatment response
Style Designator:
Countersink external teeth
NSN:
5310-00-167-0859
Item Name:
Washer,helical Lock Spring
Cage Code:
26916

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
AN936C6
Cage Code:
88044
RNCC:
2
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
1506
Cage Code:
78189
RNCC:
5
RNVC:
9
RNAAC:
XX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
14218
FIIG:
A022B0
Concept No.:
1
App. Key:
A
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:
CRITL:
X

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Definition Definition of approved item name (AIN): "Helical Lock Spring Washer"

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

MOE Major Organizational Entities

Entity
DSOR
User:
AUSTRIA Austria
DSOR:
User:
U.S. POSTAL SERVICE - PROCUREMENT AND SUPPLIES DEPARTMENT U.s. Postal Service - Procurement and Supplies Dept.
DSOR:
User:
BRAZIL Brazil
DSOR:
User:
FRANCE France
DSOR:
User:
GERMANY Germany
DSOR:
User:
NETHERLANDS Netherlands
DSOR:
User:
PORTUGAL Portugal
DSOR:
User:
GREECE Greece
DSOR:
User:
TURKEY Turkey
DSOR:
Import / Export
  • Schedule B: 7318210000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Spring washers and other lock washers, iron or steel


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