Piston Ring

NSN: 4310-00-173-5291 | Model: 15R9

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

NSN Properties and Flags

NATO Stock Number

4310-00-173-5291

DEMIL

Cross Sectional Shape

Inside bevel, upper, straight face

Ring Style

Concentric

Radial Wall Thickness

Between 0.0690 inches and 0.1060 inches

Overall Width

Between 0.1230 inches and 0.1240 inches

Standard Bore Diameter

2.125 inches

Joint Style

Vertical joint

Material

Iron

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 4310-00-173-5291 Datasheet

Supply Class (FSC):

Compressors And Vacuum Pumps

Cross Reference:

15R9
182210-87
CAD239-4
182210-87
182210-87
15R9
VG2C15R9
182210-87
182210-87

Cage Codes:

Toledo Inc. Curtis (CAGE 55921)
Mechanical Wright Electro Curtiss (CAGE 88032)
Rand Company Dresser (CAGE 0AT62)
Rand Co Dresser (CAGE 88663)
Wright Corp Curtiss (CAGE 15555)
Ingersoll Rand Co (CAGE 30760)
Mechanical Wright Electro Curtiss (CAGE 0UBG9)

Replacements:

4310-00-173-5291 replaces 4310-00-131-2950
4310-00-173-5291 replaces 4310-00-544-2491

Schedule B & Trade:

Schedule B: 8414902095 (NAICS 333912)

Parts nesoi, of compressors other than refrigerating and air conditioning compressors
SITC: 74380

Parts for air or vacuum pumps, air or other gas compressors and fans; parts of ventilating, recyling or cooker hoods incorporating a fan
End Use: 21100

Industrial engines

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:

194120 - Washers/gaskets/pckg dvcs noi
WCC:

594 - Pumps and parts, (machinery and parts),(less than 35 feet)
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:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
S9c
AAC
Y
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9c-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $9.84 to $16.40..
Does NSN 4310-00-173-5291 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Turkey
What is the NIIN of NSN 4310-00-173-5291?
001735291 or 00-173-5291
Does NSN 4310-00-173-5291 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4310-00-173-5291?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1961