Product Details | PISTON RING

4310-00-303-2137 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: 27117386, 4310-00-303-2137, 00-303-2137, 4310003032137, 003032137

Pumps and Compressors | Compressors and Vacuum Pumps

Supply Group (FSG) NSN Assign. NIIN
43 14 OCT 1973 00-303-2137

Drawings & Photos | NSN 4310-00-303-2137


Demand History | NSN 4310-00-303-2137

Part Number Request Date QTY Origin
27117386 2024-11-312 26 DIBBS
27117386 2023-06-156 46 DIBBS
27117386 2023-05-145 46 DIBBS
27117386 2023-01-12 33 DIBBS
27117386 2022-06-153 26 DIBBS
27117386 2022-04-101 33 DIBBS
27117386 2022-03-90 33 DIBBS
4310-00-303-2137 2018-06-179 30 DIBBS
4310-00-303-2137 2018-03-88 27 DIBBS
4310-00-303-2137 2018-02-52 37 DIBBS
4310-00-303-2137 2017-08-235 29 DIBBS
4310-00-303-2137 2016-09-273 45 DIBBS
4310-00-303-2137 2016-08-231 37 DIBBS
4310-00-303-2137 2014-10-275 40 DIBBS
4310-00-303-2137 2014-07-201 20 DIBBS
4310-00-303-2137 2013-11-332 30 DIBBS
4310-00-303-2137 2013-04-112 32 DIBBS
4310-00-303-2137 2013-04-97 32 DIBBS
4310-00-303-2137 2013-03-79 11 DIBBS
4310-00-303-2137 2012-08-244 22 DIBBS
4310-00-303-2137 2011-12-350 5 DIBBS
4310-00-303-2137 2011-11-314 36 DIBBS
4310-00-303-2137 2011-10-279 11 DIBBS
4310-00-303-2137 2011-09-245 7 DIBBS
4310-00-303-2137 2011-08-223 18 DIBBS
4310-00-303-2137 2010-10-301 17 DIBBS
4310-00-303-2137 2010-06-166 12 DIBBS
4310-00-303-2137 2009-12-341 11 DIBBS
4310-00-303-2137 2009-11-313 5 DIBBS
4310-00-303-2137 2009-10-302 14 DIBBS
4310-00-303-2137 2009-04-104 15 DIBBS
4310-00-303-2137 2008-04-119 7 DIBBS
4310-00-303-2137 2008-02-60 25 DIBBS
4310-00-303-2137 2008-02-39 18 DIBBS
4310-00-303-2137 2008-01-24 9 DIBBS

Cross Reference | NSN 4310-00-303-2137

Part Number Cage Code Manufacturer
27117386 45153 HAMILTON SUNDSTRAND CORPORATION DBA HAMILTON SUNDSTRAND POWER SYTEMS
27117386 79318 MEGGITT (NORTH HOLLYWOOD), INC.
27117386 99167 HAMILTON SUNDSTRAND CORPORATION

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Technical Data | NSN 4310-00-303-2137

Characteristic Specifications
MATERIAL STEEL OVERALL
JOINT STYLE 1 VERTICAL JOINT
RING STYLE 1 CONCENTRIC
OVERALL WIDTH 0.0260 INCHES NOMINAL
III FSC APPLICATION DATA ACFT AIR CONDITIONING SYSTEM
MANUFACTURERS CODE 79318
DESIGN CONTROL REFERENCE 27117386

Restrictions/Controls & Freight Information | NSN 4310-00-303-2137

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 P 77.5
Less than truck load rating M 85.0
Water commodity Code 594 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4310-00-303-2137

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeTPSX:"TEMPERATURE AND PRESSURE CONTROLS, AIRCRAFT"
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each