Product Details | PISTON RING

4310-00-277-2305 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.20628050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components28250029Steam Turbines and Components30400042Miscellaneous Power Transmission Equipment43100028Compressors and Vacuum Pumps

Part Alternates: N306PC35, N307PC35, N309PC35, X1440T46H, F4602PC49, F5124PC49, 2A205, 4310-00-277-2305, 00-277-2305, 4310002772305, 002772305

Pumps and Compressors | Compressors and Vacuum Pumps

Supply Group (FSG) NSN Assign. NIIN
43 01 JAN 1961 00-277-2305

Drawings & Photos | NSN 4310-00-277-2305


Demand History | NSN 4310-00-277-2305

Part Number Request Date QTY Origin
X1440T46H 2017-11-324 2 US
4310-00-277-2305 2008-02-33 41 DIBBS
4310-00-277-2305 2007-07-191 41 DIBBS

Cross Reference | NSN 4310-00-277-2305

Part Number Cage Code Manufacturer
2A205 0AT62 DRESSER-RAND COMPANY DBA RECIPROCATING PRODUCTS DIV
2A205 30760 INGERSOLL RAND CO
2A205 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
2A205 88663 DRESSER-RAND CO INGERSOLL-RAND OPNS
F4602PC49 30760 INGERSOLL RAND CO
F4602PC49 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
F5124PC49 30760 INGERSOLL RAND CO
F5124PC49 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
N306PC35 30760 INGERSOLL RAND CO
N306PC35 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
N307PC35 30760 INGERSOLL RAND CO
N307PC35 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
N309PC35 30760 INGERSOLL RAND CO
N309PC35 88032 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
X1440T46H 30760 INGERSOLL RAND CO

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Technical Data | NSN 4310-00-277-2305

Characteristic Specifications
MATERIAL IRON OVERALL
CROSS-SECTIONAL SHAPE STYLE A55 STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
JOINT STYLE 1 VERTICAL JOINT
RING STYLE 1 CONCENTRIC
RADIAL WALL THICKNESS 0.1110 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM
OVERALL WIDTH 0.1865 INCHES NOMINAL
OIL PASSAGE TYPE AND QUANTITY 6 SLOT AND 1 GROOVE HORIZONTALLY THROUGH RING
STANDARD BORE DIAMETER 3.000 INCHES

Restrictions/Controls & Freight Information | NSN 4310-00-277-2305

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 126700 PISTON RINGS,IRON
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Y Protected cargo, other than above, including sensitive cargo requiring hand-to-hand receipt and/or security precautions.
Special Handling Code 5 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4310-00-277-2305

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Z
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Z
EA : Each