Key Washer

NSN: 5310-00-121-8012 | Model: MS9581-09

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

NSN Properties and Flags

NATO Stock Number

5310-00-121-8012

DEMIL

Hole Diameter

0.190 inches

Outside Diameter

Between 0.195 inches and 0.200 inches

External Prebent Key Length

Between 0.095 inches and 0.105 inches

External Tapered Key Width

Between 0.200 inches and 0.210 inches

External Prebent Key Width

Between 0.110 inches and 0.115 inches

Distance From Centerline To Inside Of Prebent Key

Between 0.221 inches and 0.231 inches

Material Thickness

Between 0.019 inches and 0.025 inches

Angle Between External Keys

Between 58.0 degrees and 62.0 degrees

External Prebent Key Angle

15.0 degrees

Material

Steel comp 321

Material Specification

Ams 5510 assn standard single material response

Style Designator

90 degree locking key

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE5E719T191J	2019-08-29	PHPHA	770 EA
SPE5E719T4391	2019-01-15	PHPHA	770 EA

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 5310-00-121-8012 Datasheet

Supply Class (FSC):

Nuts And Washers

Cross Reference:

MS9581-09
SAE AS9581
MS9581-09

Cage Codes:

Society Of Automotive Engineers Inc (CAGE 81343)
Military Standards (CAGE 96906)

Schedule B & Trade:

Schedule B: 7318220000 (NAICS 332722)

Washers other than lock washers, iron or steel
SITC: 69422

Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, not threaded, of iron or steel
End Use: 12300

Finished metal shapes

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

194160 - Washer or gaskets, iron or steel,
WCC:

713 - Metal hardware
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

U - 50.0
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
25
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Sf9sx-v
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $1.05 to $1.76..
Does NSN 5310-00-121-8012 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, Department Of The Navy, U.s. Coast Guard, Brazil, Spain, Columbia, Singapore, Malaysia, Belgium, Canada, France, Republic Of Korea, United Kingdom, Philippines, Portugal, Italy, Norway, Greece, and Turkey
What is the NIIN of NSN 5310-00-121-8012?
001218012 or 00-121-8012
Does NSN 5310-00-121-8012 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-00-121-8012?
Solicitation SPE5E719T191J for qty 770 on 08/22/2019
When was this national stock number assigned to the federal catalog?
Nov 01, 1968