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Recessed Washer NSN 5310-01-101-4948

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 5310-01-101-4948 NSN: 5310-01-101-4948

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Features and Characteristics

Hole Diameter
Between 0.252 inches and 0.260 inches
Outside Diameter
Between 0.615 inches and 0.635 inches
Material Thickness
Between 0.075 inches and 0.085 inches
Hardness Rating
Between 29.0 rockwell c and 39.0 rockwell c
Top Recess Diameter
0.308 inches
Bottom Recess Angle
90.0 degrees
Top Recess Angle
90.0 degrees
Bottom Recess Diameter
0.308 inches
Surface Finish
63.0 microinches top
Material Specification
Ams 5525 assn standard 1st material response or ams 5737 assn standard 2nd material response
Style Designator
Recessed both sides
FSC
5310 Nuts And Washers
NIIN
011014948
NSN
5310011014948

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS9768-10
Cage Code:
96906
Status:
A
MSDS:
Part Number:
10122139
Cage Code:
A486G
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5310-01-101-4948
What are the manufacturers of nsn 5310011014948?
Does this nsn 5310011014948 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011014948
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 5310011014948 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310011014948 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011014948?
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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