Lock Washer

77839H

(NSN) National Stock Number

5310-00-013-8542

Federal Supply Classification

5310 Nuts and Washers

Item Name Code

14218

Schedule B Code

7318210000

Summary

0.384 inches minimum and 0.398 inches maximum hole diameter, 0.670 inches minimum and 0.692 inches maximum outside diameter, 0.032 inches minimum and 0.040 inches maximum material thickness, 40.0 rockwell c minimum and 50.0 rockwell c maximum hardness rating, steel overall material, fed std 66,aisi c1050 thru c1064 or sae 1050 thru 1064 fed std all material responses overall material document and classification

DAC	HCC	DMIL	RNCC
X	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	XX

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

0.384 inches minimum and 0.398 inches maximum

Details

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

Outside Diameter

0.670 inches minimum and 0.692 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

0.032 inches minimum and 0.040 inches maximum

Details

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

Hardness Rating

40.0 rockwell c minimum and 50.0 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 overall

Details

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

Material Document And Classification

fed std 66,aisi c1050 thru c1064 or sae 1050 thru 1064 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

cadmium 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.

Surface Treatment Document And Classification

qq-p-416,ty 2,cl 3 fed spec single treatment response overall

Details

The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

Style Designator

flat internal teeth

Details

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

Nondefinitive Spec/Std Data

a type

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
C20975-4	42323	5	-	5	1	-	XX
5006-22	26344	5	-	5	9	-	XX
1220	78189	5	-	5	9	-	XX
138542	31007	X	-	5	9	-	XX
9E06	12603	X	-	5	9	-	XX
64426	10237	4	-	5	9	-	07
1829V256	63734	5	-	5	9	-	XX
138542	12204	5	-	5	1	-	XX
138452	24617	5	-	5	1	-	XX
1829V256	3D6E9	5	-	5	1	-	ZZ
1829V256	78500	X	-	5	9	-	XX
13XX297	14351	5	-	5	9	-	XX
A293220	00000	X	-	5	9	-	XX
34907S7	57526	5	-	5	9	-	ZZ
34907S7	23040	5	-	5	9	-	XX
214-1E	16783	X	-	5	9	-	XX
138542	56442	5	-	5	9	-	KZ
BB16288	56442	5	-	5	9	-	KZ
JHP13-415	02032	X	-	5	9	-	XX
1829V256	33323	5	-	5	1	-	XX
1271171	50024	5	-	5	9	-	XX
MILW6986TYPEA	81349	X	-	4	1	-	XX
MS35333-25	96906	X	-	2	2	-	XX

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.

ISO9001 / AS9100 Quality Standards
HAZMAT Certified
On Time Delivery
Qualified sales team
Counterfeit Parts Prevention
100% Product Inspections

Manufacturer

NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR

CAGE: 31007

LISLE , IL , 60532-3637

UNITED STATES

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FAQs

Frequently asked questions for NSN 5310-00-013-8542

What is the NIIN of the NSN 5310-00-013-8542?

The National Item Identification Number (NIIN) of the NSN 5310-00-013-8542 is 00-013-8542

When the NSN 5310-00-013-8542 was assigned to the Federal Catalog?

It was assigned 61 years ago, on Tue, Jan 1, 1963

Does the NSN 5310-00-013-8542 contain any precious metals?

Type/content is unknown

Does the NSN 5310-00-013-8542 contain any hazardous material?

No data in HMIRS

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