Product Details | METAL SEAL RING

5330-00-343-7437 A circular shaped item designed to be installed in a specially prepared groove or counterbore to provide a low pressure seal. It may be supplied in various cross-sectional shapes and is cut through at one point to allow for installation and fitting. Excludes items whose primary function is to provide sealing, wiping, or wearing surface capabilities for piston configurations. See also RING, PISTON and RING, WIPER.

Part Alternates: 4020637, 5330-00-343-7437, 00-343-7437, 5330003437437, 003437437

Hardware and Abrasives | Packing and Gasket Materials

Supply Group (FSG) NSN Assign. NIIN
53 15 JAN 1974 00-343-7437

Drawings & Photos | NSN 5330-00-343-7437


Demand History | NSN 5330-00-343-7437

Part Number Request Date QTY Origin
5330-00-343-7437 2024-08-217 128 DIBBS
5330-00-343-7437 2024-06-179 72 DIBBS
5330-00-343-7437 2024-01-17 98 DIBBS
5330-00-343-7437 2022-10-276 147 DIBBS
5330-00-343-7437 2021-03-63 372 DIBBS
5330-00-343-7437 2021-01-24 202 DIBBS
5330-00-343-7437 2017-05-136 77 DIBBS
5330-00-343-7437 2008-07-183 2 DK

Cross Reference | NSN 5330-00-343-7437

Part Number Cage Code Manufacturer
4020637 03120 AMERICAN TUBULAR ELEVATOR CO
4020637 09612 NORTON CANADA INC
4020637 11449 TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
4020637 71687 DOVER ENGINEERED SYSTEMS INC. DBA AIRTOMIC
4020637 75370 KAYDON RING & SEAL, INC.
4020637 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 5330-00-343-7437

Characteristic Specifications
MATERIAL STEEL OVERALL
SURFACE TREATMENT CHROMIUM OUTSIDE PERIPHERY
METALLIC HARDNESS RATING 32.0 NOMINAL ROCKWELL C
CROSS-SECTIONAL SHAPE STYLE A1 PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE 3 STEP JOINT
RING STYLE 3 CONTRACTING CONCENTRIC
INSIDE DIAMETER 4.000 INCHES NOMINAL
RADIAL WALL THICKNESS 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM
OVERALL WIDTH 0.1540 INCHES MINIMUM AND 0.1550 INCHES MAXIMUM
III FSC APPLICATION DATA ENGINE,ACFT,TURBOFAN

Restrictions/Controls & Freight Information | NSN 5330-00-343-7437

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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 194120 WASHERS/GASKETS/PCKG DVCS NOI SUB5
Less than car load rating J 100.2
Less than truck load rating G 125.0
Water commodity Code 596 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
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5330-00-343-7437

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.
Materiel Management Aggregation CodeNZSX:PRATT & WHITNEY JET ENGINES & COMPONENTS, F-100–P-100
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
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
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 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