Lock Washer

FFW84

FFW84
(NSN) National Stock Number
5310-00-126-5156
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
14218
Schedule B Code
7318210000
Summary

0.141 inches minimum and 0.151 inches maximum hole diameter, 0.253 inches maximum outside diameter, 0.031 inches minimum and 0.037 inches maximum material thickness, 35.0 rockwell c minimum and 45.0 rockwell c maximum hardness rating, black overall color, steel comp 301 or steel comp 302 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 385 or steel comp 384 overall material

DAC HCC DMIL RNCC
4 - - 4
RNVC SADC MSDS RNAAC
1 - - KE
Identification

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

INC FIIG Concept Condition
14218 A022B0 1 1
Specifications
Hole Diameter
0.141 inches minimum and 0.151 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Outside Diameter
0.253 inches maximum
Details The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
Material Thickness
0.031 inches minimum and 0.037 inches maximum
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Hardness Rating
35.0 rockwell c minimum and 45.0 rockwell c maximum
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Color
black overall
Details A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
Material
steel comp 301 or steel comp 302 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 385 or steel comp 384 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
66 fed std all material responses overall
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
oxide film overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Style Designator
split helical-right hand
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Specification/Standard Data
80205-nas1640 professional/industrial association standard
Details The document designator of the specification or standard which established the item of supply.
Nondefinitive Spec/Std Data
c class
Details The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
04P236791-79 98738 2 - 5 2 - KZ
107602-3 37695 5 - 3 2 - KE
92101060011 1NZ85 5 - E 8 - ZZ
92101060011 19315 2 - E 8 - ZZ
92101060011 55972 2 - E 8 - ZZ
NAS1640-6P 80205 4 - 3 2 - KE
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
55210 - U -
RVC WCC TCC SHC
- 713 Z 9
Price and Availability Quote

Send us a quick request for quote using the form below:

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping
Manufacturer
FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
CAGE: 81348
NATL INSTITUTE STDS & TECH , MD , 20899
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5310-00-126-5156
What is the NIIN of the NSN 5310-00-126-5156?
The National Item Identification Number (NIIN) of the NSN 5310-00-126-5156 is 00-126-5156
When the NSN 5310-00-126-5156 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Wed, Dec 4, 1968
Does the NSN 5310-00-126-5156 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-126-5156 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA