Lock Washer

R21275

(NSN) National Stock Number

5310-00-010-3320

Federal Supply Classification

5310 Nuts and Washers

Item Name Code

14218

Schedule B Code

7318210000

Summary

0.318 inches minimum and 0.328 inches maximum hole diameter, 0.586 inches maximum outside diameter, 0.078 inches minimum and 0.088 inches maximum material thickness, 45.0 rockwell c minimum and 53.0 rockwell c maximum hardness rating, steel corrosion resisting overall material, split helical-right hand style designator

DAC	HCC	DMIL	RNCC
5	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	CT

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

0.318 inches minimum and 0.328 inches maximum

Details

The length of a straight line which passes through the center of a hole,and terminates at the circumference.

Outside Diameter

0.586 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

0.078 inches minimum and 0.088 inches maximum

Details

A measurement of the smallest dimension of the material,in distinction from length or width.

Hardness Rating

45.0 rockwell c minimum and 53.0 rockwell c maximum

Details

A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

Material

steel corrosion resisting overall

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Style Designator

split helical-right hand

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

Nondefinitive Spec/Std Data

2 style and a 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
02540005	ZD484	4	-	5	2	-	9Z
02540005	Z8X80	6	-	5	9	-	ZA
1000428	Z6P78	3	-	5	2	-	9Z
103320	F0742	5	-	5	9	-	ZF
PC103320	C7432	3	-	5	9	-	ZG
62.21.018	0124B	3	-	5	9	-	YB
3B-4505	0141B	6	-	5	2	-	YB
3B-4505	409BB	6	-	5	2	-	YB
103320	18876	5	-	5	1	-	XX
P928	80212	5	-	5	1	-	CT
X528	62508	5	-	5	1	-	XX
10113	73370	X	-	5	9	-	XX
C536	01976	5	-	5	9	-	CT
X528	80328	5	-	5	1	-	XX
0904205	6N299	5	-	5	1	-	75
0904205-2	6N299	5	-	5	1	-	75
904205	6N299	5	-	5	1	-	KZ
P928	22888	5	-	5	1	-	CT
188813	66503	5	-	5	1	-	XX
C1538	37296	5	-	5	1	-	CT
5-16	05643	5	-	5	9	-	XX
103320	72915	5	-	5	9	-	XX
Q1919	31007	5	-	5	9	-	CT
S605	15434	5	-	5	1	-	XX
S630	15434	5	-	5	1	-	CT
103320	23705	5	-	5	9	-	XX
895A639-009	24446	5	-	5	1	-	XX
LW5	63734	5	-	5	9	-	CT
X3-500	63734	5	-	5	9	-	CT
103320	24617	5	-	5	1	-	XX
X3-500	73460	X	-	5	9	-	XX
103320	72582	5	-	5	1	-	XX
X528	3D6E9	5	-	5	1	-	ZZ
X528	78500	X	-	5	9	-	XX
L56	72540	5	-	5	1	-	CT
R20927	83120	5	-	5	9	-	CT
12X1014SC	68505	5	-	5	9	-	48
X528L	1DF03	5	-	5	1	-	KZ
P5332	18265	5	-	5	1	-	CT
40049	95201	5	-	5	1	-	XX
5-16	0MKW7	5	-	C	1	-	ZZ
805057	49185	5	-	5	1	-	ZZ
12X1014SC	24975	5	-	5	1	-	ZZ
A1373	81118	5	-	5	1	-	CT
615A	1ML14	5	-	5	1	-	ZZ
X528	77487	X	-	5	9	-	XX
615A	28265	5	-	5	9	-	ZZ
X528	73830	5	-	5	9	-	XX
X528	70350	5	-	5	1	-	XX
X528L	58141	X	-	5	9	-	XX
BB7415	56442	5	-	5	9	-	KZ
JHP68-124	02032	5	-	5	9	-	CT
5-75-19	95019	5	-	5	1	-	48
PE4	66289	5	-	5	1	-	CT
X4-203	54713	X	-	5	9	-	XX
36-15-16-3SS	3B150	2	-	5	1	-	ZZ
3B4505	11083	5	-	5	1	-	KZ
X528L	37159	5	-	5	9	-	XX
X2977	79410	5	-	5	9	-	CT
36-5-16-3SS	49956	X	-	5	9	-	XX
15-003	20272	5	-	5	1	-	CT
A950	3FQN6	5	-	C	1	-	ZZ
6064687	43952	X	-	5	9	-	XX
40049	82796	5	-	5	9	-	XX
A950	41197	5	-	5	9	-	CT
MS35338-7	96906	4	-	2	2	-	ZZ
805057	02280	5	-	5	9	-	ZZ

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

Certified Supplier

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

Fast Quote Times
Qualified sales team
100% Product Inspections
Counterfeit Parts Prevention

Manufacturer

PRESSED METALS OF AMERICA INC

CAGE: 83120

PORT HURON , MI , 48060

UNITED STATES

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FAQs

Frequently asked questions for NSN 5310-00-010-3320

What is the NIIN of the NSN 5310-00-010-3320?

The National Item Identification Number (NIIN) of the NSN 5310-00-010-3320 is 00-010-3320

When the NSN 5310-00-010-3320 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Sun, Jan 1, 1961

Does the NSN 5310-00-010-3320 contain any precious metals?

Type/content is unknown

Does the NSN 5310-00-010-3320 contain any hazardous material?

No data in HMIRS

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