5310-01-221-7021

Assembled Washer Self-locking Nut email this page

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Reference images of this national stock number
Reference of NSN 5310-01-221-7021 Reference of NSN 5310-01-221-7021

Model or part number: KFN542-5S

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Description

Assembled Washer Nut NSN 5310-01-221-7021.

pdf NSN 5310-01-221-7021 Datasheet

MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3b
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand
MRC:
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.AAUM
Locking Feature:
Free-running all metal design
MRC:
None.AAVX
Washer Outside Diameter:
0.560 inches
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
0.340 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA
Nut Style:
Flat
MRC:
None.ADEA
Nut Height:
Between 0.243 inches and 0.253 inches
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
Between 0.367 inches and 0.376 inches
MRC:
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.BZRR
Thread Series:
Unjf
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
24
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.312 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel
MRC:
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.SFTT
Surface Treatment:
Cadmium
MRC:
--
NIIN:
012217021
MRC:
--
NATO Stock Number:
5310-01-221-7021
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A021A0
MRC:
--
INC:
29736
MRC:
--
IMM:
KZ
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All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

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Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 5310-01-221-7021

A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.

Recent Solicitations Most recent solicitations for NSN 5310-01-221-7021

End Date
Solicitation
Qty
Purchase Request
End Date:
2022-07-22
Solicitation:
SPE4A622T06HN
Qty:
19
Purchase Request:
0094988762
End Date:
2022-03-14
Solicitation:
SPE4A622T939E
Qty:
25
Purchase Request:
0091025470
End Date:
2021-12-06
Solicitation:
SPE4A622T214T
Qty:
19
Purchase Request:
0092128583

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
7318160000
NAICS:
332722
End Use Class:
12300
SITC:
69421
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 7318160000

Nuts Of Iron Or Steel

End Use Code 12300

Finished Metal Shapes

Standard Intl. Trade Class (SITC) 69421

Screws, Bolts, Nuts, Screw Hooks, Rivets, Washers and Similar Articles, Threaded, Of Iron Or Steel

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
093486
NMF Description:
Noi (sub 3) Nuts Or Screws Bolts
UFC:
48950
LTL:
Rating variable
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ADC:
A
ACC:
B

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 573

Bolts or nuts (iron or steel),(less than 35 feet).

Air Commodity (ACC) B

Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) 9

Other or no special handling required (sh)

Manufacturers

This NSN is registered to the following cage codes.
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