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Shouldered Washer NSN 5310-00-345-0990

Item Description

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

NSN 5310-00-345-0990 NSN: 5310-00-345-0990

Features and Characteristics

Hole Diameter
0.136 inches
Shoulder Diameter
0.187 inches
Outside Diameter
0.312 inches
Shoulder Height
0.031 inches
Material Thickness
0.062 inches
Material
Wool
Material Specification
Mil-f-1148 military specification single material response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
003450990
NSN
5310003450990

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
105981-3
Cage Code:
3SLK7
Status:
A
MSDS:
Part Number:
2153
Cage Code:
83330
Status:
A
MSDS:
Part Number:
12716383-6
Cage Code:
19200
Status:
A
MSDS:
Part Number:
3431
Cage Code:
72653
Status:
A
MSDS:
Part Number:
24083
Cage Code:
9N770
Status:
A
MSDS:
Part Number:
10015465-004
Cage Code:
18876
Status:
A
MSDS:
Part Number:
10049828-2
Cage Code:
18876
Status:
A
MSDS:
Part Number:
448954-4
Cage Code:
37695
Status:
A
MSDS:
Part Number:
172440
Cage Code:
56232
Status:
A
MSDS:
Part Number:
323389-1
Cage Code:
80020
Status:
A
MSDS:
Part Number:
7856C
Cage Code:
00194
Status:
A
MSDS:
Part Number:
7856N
Cage Code:
04941
Status:
A
MSDS:
Part Number:
56-2577-3
Cage Code:
00814
Status:
A
MSDS:
Part Number:
1202
Cage Code:
00194
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 6307909995
  • NAICS: 314999
  • SITC: 65893
  • Description: Made-up articles of textile material, nesoi
  • End Use (Code 40000):
    Apparel, household goods - textile

Q & A

Frequently asked questions for NSN 5310-00-345-0990
What are the manufacturers of nsn 5310003450990?
Does this nsn 5310003450990 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003450990
A washer, round in shape, and having a centrally located hole. one bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers.
Does nsn 5310003450990 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310003450990 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003450990?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15934
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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