Internal Combustion Engin Piston

216161R11

(NSN) National Stock Number

2805-00-138-2186

Federal Supply Classification

2805 Except Aircraft; and Components Gasoline Reciprocating Engines

Item Name Code

16509

Schedule B Code

8409918000

Summary

Dome head style, 3.665 inches nominal overall height, 3.875 inches nominal diameter, 1.0630 inches nominal pinhole diameter, finished surface finish, oversize finished size designation

DAC	HCC	DMIL	RNCC
4	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	AX

Identification

INC	FIIG	Concept	Condition
16509	T267-C	1	2

Specifications

Head Style

dome

Details

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

Overall Height

3.665 inches nominal

Details

The distance measured in a straight line from the bottom to the top of an item.

Diameter

3.875 inches nominal

Details

The length of a straight line which passes through the center of a circular figure or body,and terminates at the circumference.

Pinhole Diameter

1.0630 inches nominal

Details

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

Surface Finish

finished

Details

An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.

Finished Size Designation

oversize

Details

The finished size by which the item is commercially known and designated.

Oversize

0.010 inches nominal

Details

The measured amount of the oversize.

Skirt Type

solid

Details

Indicates the type of skirt included on the item.

Cut Depth

0.567 inches nominal

Details

A measurement between specified points of a cut,in distinction from height.

Skirt Bottom Cutaway Feature

included

Details

An indication of whether or not a skirt bottom cutaway feature is included.

Ring Groove Quantity

Details

The number of ring grooves included on the item.

Ring Groove Width

0.0940 inches nominal and 0.0940 inches nominal 1st ring0.0940 inches nominal and 0.1880 inches nominal

Details

A measurement taken at right angles to the length of a ring groove,in distinction from thickness.

Ring Groove Width

0.0940 inches nominal 2nd ring

Details

A measurement taken at right angles to the length of a ring groove,in distinction from thickness.

Ring Groove Width

0.1880 inches nominal 3rd ring

Details

A measurement taken at right angles to the length of a ring groove,in distinction from thickness.

Ring Groove Diameter

3.810 inches nominal 3rd ring

Details

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

Ring Groove Diameter

3.848 inches nominal 2nd ring

Details

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

Ring Groove Diameter

3.840 inches nominal 1st ring

Details

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

Oil Groove

not included

Details

An indication of whether or not an oil groove/s/ is included.

Distance From Pin Hole Center To Extreme Top

1.938 inches nominal

Details

The distance from the center of the pin hole to the extreme top of the item.

Pin Hole Bushing

not included

Details

An indication of whether or not a pin hole bushing/s/ is included.

Distance Between Pin Bosses

2.875 inches nominal

Details

The distance between pin bosses on an item.

Retaining Ring Groove

not included

Details

An indication of whether or not a retaining ring groove(s) is included.

included

Details

An indication of whether or not a pin is included.

Pin Type For Which Designed

floating

Details

Indicates the type of pin for which the item is designed.

Ring

not included

Details

An indication of whether or not a ring(s) is included. please use mrc abff for niins were answered with "included" in place of this cancelled mrc.

Carbon Groove

not included

Details

An indication of whether or not a carbon groove is included.

Material

aluminum alloy

Details

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

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
4045G010	79975	4	-	3	2	-	AX
TC323-010	97042	4	-	3	2	-	AX
216161R11	31007	4	-	5	9	-	AX
873562R11	31007	5	-	5	9	-	AX
1394P010	77220	4	-	5	9	-	AX
992P+10	01212	4	-	3	2	-	AX
L161F010	98349	4	-	3	2	-	AX
8101P010	44370	4	-	5	9	-	AX
2041PN010	53781	4	-	5	9	-	AX
2041PN010	45225	5	-	3	2	-	ZZ
8101P010	92947	4	-	3	9	-	AX
21616R11	89346	4	-	3	2	-	AX
873562R11	89346	5	-	5	9	-	AX
P1414P010	82913	1	-	3	2	-	AX
P800AX010	76255	4	-	5	9	-	AX

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
64230	-	M	M

RVC	WCC	TCC	SHC
-	593	Z	9

Certified Supplier

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

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100% Product Inspections
Counterfeit Parts Prevention

Manufacturer

NAVISTAR INTL CORP TRUCK BR OHIO PLANT

CAGE: 89346

SPRINGFIELD , OH , 45501

UNITED STATES

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FAQs

Frequently asked questions for NSN 2805-00-138-2186

What is the NIIN of the NSN 2805-00-138-2186?

The National Item Identification Number (NIIN) of the NSN 2805-00-138-2186 is 00-138-2186

When the NSN 2805-00-138-2186 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sat, Jul 24, 1971

Does the NSN 2805-00-138-2186 contain any precious metals?

Type/content is unknown

Does the NSN 2805-00-138-2186 contain any hazardous material?

No data in HMIRS

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