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Recessed Washer NSN 5310-01-132-5311

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 5310-01-132-5311 NSN: 5310-01-132-5311

Features and Characteristics

Hole Diameter
Between 0.250 inches and 0.255 inches
Outside Diameter
0.500 inches
Material Thickness
Between 0.060 inches and 0.065 inches
Top Recess Diameter
0.270 inches
Bottom Recess Angle
90.0 degrees
Top Recess Angle
90.0 degrees
Bottom Recess Diameter
0.270 inches
Special Features
Groove 0.035 in. On side of washer, groove angle of 44 degrees min and 46 degrees max
Material Specification
Ams5737 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Recessed both sides
FSC
5310 Nuts And Washers
NIIN
011325311
NSN
5310011325311

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
854119-0001
Cage Code:
06481
Status:
A
MSDS:
Part Number:
854119-1
Cage Code:
06481
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5310-01-132-5311
What are the manufacturers of nsn 5310011325311?
Does this nsn 5310011325311 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011325311
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 5310011325311 contain any precious metals?
No precious metal content.
Does nsn 5310011325311 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011325311?
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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