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Recessed Washer NSN 5310-00-524-5634

Item Description

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

NSN 5310-00-524-5634 NSN: 5310-00-524-5634

Features and Characteristics

Hole Diameter
Between 0.200 inches and 0.205 inches
Outside Diameter
Between 0.547 inches and 0.552 inches
Recess Diameter
Between 0.232 inches and 0.237 inches
Material Thickness
Between 0.078 inches and 0.109 inches
Recess Angle
90.0 degrees
Special Features
Chamfered on outside edge 3/64 by 45 deg
Material
Copper alloy 11
Material Specification
Qq-b-626 federal specification single material response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
005245634
NSN
5310005245634

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5245634
Cage Code:
19207
Status:
A
MSDS:
Part Number:
1273974
Cage Code:
12204
Status:
A
MSDS:
Part Number:
APR3-6
Cage Code:
18163
Status:
A
MSDS:
Part Number:
PR3-6
Cage Code:
18163
Status:
A
MSDS:
Part Number:
914080
Cage Code:
58275
Status:
A
MSDS:
Part Number:
1382H2
Cage Code:
56442
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415210000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper washers including spring washers not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-524-5634
What are the manufacturers of nsn 5310005245634?
Does this nsn 5310005245634 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310005245634
A washer of any peripheral shape having a centrally located hole. both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. the thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. the maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. excludes washer, concave, retainer, packing, and thrust type washers. see also spacer, sleeve; and spacer, stepped.
Does nsn 5310005245634 contain any precious metals?
No precious metal content.
Does nsn 5310005245634 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310005245634?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
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