Model: QR616

Lock Washer
Description:

0.377 inches hole diameter, 0.671 inches outside diameter, 0.091 inches material thickness, 45.0 rockwell c hardness rating, both bearing surfaces serrated raised rib on both sides on inner .

Special Features:

Both bearing surfaces serrated raised rib on both sides on inner and outer periphery

Properties:

Hole Diameter
Between 0.377 inches and 0.385 inches
Outside Diameter
0.671 inches
Material Thickness
Between 0.091 inches and 0.097 inches
Hardness Rating
Between 45.0 rockwell c and 53.0 rockwell c
Heat Treatment
Quenched and tempered
Material
Steel comp 1060 or steel comp 1211
Material Specification
Astm a576 assn standard 1st material response or 66 federal standard 2nd material response
Surface Treatment
Cadmium or zinc
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification 1st treatment response or qq-z-325, type 2, cl 3 federal specification 2nd treatment response
Style Designator
Split helical-right hand
NSN
5310-00-005-0620
Part Number
QR616
Description
Washer,lock
CAGE
77252

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

Part QR616 NSN 5310-00-005-0620

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
14218
FIIG:
A022B0
Concept No.:
1
App. Key:
A
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:
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:
--
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:
194160
UFC:
55210
LTL:
50.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318210000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Spring washers and other lock washers, iron or steel

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