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Recessed Washer NSN 5310-01-254-2576

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 5310-01-254-2576 NSN: 5310-01-254-2576

Features and Characteristics

Hole Diameter
1.587 inches
Outside Diameter
2.000 inches
Overall Height
Between 0.198 inches and 0.248 inches
Recess Depth
Between 0.083 inches and 0.163 inches
Material Thickness
Between 0.085 inches and 0.115 inches
Special Features
Outside right corner 0.030 in. Min 0.040 in. Max; recessed diameter 1.833 in.
Material
Plastic polyhexamethylene adipamide
Material Specification
L-p-410 federal specification single material response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
012542576
NSN
5310012542576

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
74A411613-2001
Cage Code:
76301
Status:
A
MSDS:
Part Number:
10110223
Cage Code:
A486G
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 3926904500
  • NAICS: 339991
  • SITC: 89399
  • Description: Gaskets,washers & other seals
  • End Use (Code 12770):
    Other industrial supplies

Q & A

Frequently asked questions for NSN 5310-01-254-2576
What are the manufacturers of nsn 5310012542576?
Does this nsn 5310012542576 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012542576
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 5310012542576 contain any precious metals?
No precious metal content.
Does nsn 5310012542576 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012542576?
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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