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4310-00-131-2921

Piston Ring

4310001312921 001312921 264B 119323PC247 109123PC247 113523PC247

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. View more Piston Ring

4310-00-131-2921 RING,PISTON 4310001312921 001312921

Managed by United States
NSN Created on 1 Jan 1961
Data Last Changed
May 2023
NATO Update Count
6
NATO Data Quality
AAGR Style A1 for 4310-00-131-2921 1/3
NSN 4310-00-131-2921 (Identification) 1/3
ACXD Style 1 for 4310-00-131-2921 2/3
NSN 4310-00-131-2921 (Identification) 2/3
ADTE Style 1 for 4310-00-131-2921 3/3
NSN 4310-00-131-2921 (Identification) 3/3

4310-00-131-2921 Stock and Availability Marketplace 4310-00-131-2921

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4310-00-131-2921 Demil Restrictions 4310-00-131-2921

DEMIL: A | DEMILI: 1 | CRITICALITY: X | HMIC: N | PMIC: U | EDC: | ADPEC:

4310-00-131-2921 is a Piston Ring that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.

4310-00-131-2921 HTS and ScheduleB Import and Export 4310-00-131-2921

4310-00-131-2921 End Users End Users 4310-00-131-2921

US Navy (N9BC)
Effective Date:
1 Apr 2005
Former MOE Rule:
N9CD
Supplementary Collaborators:
HD

4310-00-131-2921 Manufacturers Approved Sources 4310-00-131-2921

4310-00-131-2921 Technical Data Datasheet 4310-00-131-2921

Characteristic
Specifications
FIIG
A08400
Cross-Sectional Shape Style [AAGR]
Plain Rectangular, Straight Face
Material [MATT]
Iron Overall
Joint Style [ADTE]
Vertical Joint
Radial Wall Thickness [ACXF]
0.3470 Inches Minimum And 0.3670 Inches Maximum
Ring Style [ACXD]
Concentric
Overall Width [ACXJ]
0.3102 Inches Minimum And 0.3117 Inches Maximum
Standard Bore Diameter [ACXZ]
11.250 Inches

4310-00-131-2921 Weapon Systems (WSDC) Weapon Systems (WSDC) 4310-00-131-2921

4310-00-131-2921 Stock, Inventory and Procurement DLA Procurement Analysis 4310-00-131-2921

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4310-00-131-2921 Management Data Management Data 4310-00-131-2921

Effective Date
Organization
Unit of Issue
Unit Price
Qty Unit Pack
Oct 2022
Department of the Navy (DN)
EA
Subscribe
1
Oct 2021
Department of the Navy (DN)
EA
Subscribe
1
Oct 2020
Department of the Navy (DN)
EA
Subscribe
1
Oct 2019
Department of the Navy (DN)
EA
Subscribe
1

Navy Navy

Cognizance:
9B
Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg

4310-00-131-2921 Related Items NATO Stock Numbers Related to 4310-00-131-2921

4310-00-131-2921 Freight Data Freight Information 4310-00-131-2921

4310-00-131-2921 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 126700. A Sub NMFC of X. It has a NMFC Description of PISTON RINGS,IRON. 4310-00-131-2921 is rated as class 85 when transported by Less-Than Truckload (LTL) freight. 4310-00-131-2921 is rated as class 77.5 when transported by Less-Than Carload (LCL) rail or ocean freight. It has a Uniform Freight Classification (UFC) number of 64230 which rates the freight between FCL and LCL. 4310-00-131-2921 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 594 for ocean manifesting and military sealift. 4310-00-131-2921 is not classified as a special type of cargo when transported by water. 4310-00-131-2921 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.

4310-00-131-2921 Packaging Data Packaging Data 4310-00-131-2921

Responsible Activity
Packaging Data Source
Primary Inventory Control Activity (PICA)
--

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation
--
--
Bare Metal Item
Over 10lb
Less than 85G
Special Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying
1
--
--
--
Preservative Coating Only
Any Suitable Process
Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking
MIL-PRF-21260, Preservative and Break-in Lubricating Oil, Internal Combustion Engine, Grade 10, 30 or 50
--
--
--
MIL-DTL-117, Type II, Class C, Style 1, Heavy Duty, Waterproof, Greaseproof, Opaque Bag
No special marking

Intermediate Pack Level

Quantity of Unit Packs
Container
ASTM-D5118, Type CF, Class Weather-Resistant, Corrugated Fiberboard Box

4310-00-131-2921 Contracting Technical Data File (CTDF) Contracting Technical Data File (CTDF) 4310-00-131-2921 October 2021

Criticality and Quality

Critical Item Code:
Flight Safety:
Life Support:
Certified Samples:
Serialization:
First Article Test (FAT):
Certificate of Quality Compliance:
Production Lot Testing:
Special Testing:
Qualified Products List (QPL):

Commercial Properties

Government Furnished Material:
Government Furnished Tooling:
Government Furnished Property:
Price Evaluation Code:
Diminshing Manufacturing Sources:
Warranty:
Commerical Off The Shelf (COTS):
End Item Application:
Auctioning Candidate:
Source of Procurement:
Contract Option:

Restrictions

Boeing Rights Guard:
Export Controlled:
Controlled Technical Data Package (TDP):
Restricted Technical Data Package (TDP):
Contains Classified Material
Weapons System Indicator Code (WSIC):
Z

Packaging Requirements

Packaging Determination Table:
Packaging Review Code:
Special Packaging Instruction Number (SPIN):
Special Packaging Instruction Number Revision:
Special Packaging Instruction Number Date:
Pallet Reference Number Required: