Product Details | PREFORMED PACKING BACK-UP RING

5330-01-543-8657 A circular shaped item with an aperture manufactured to predetermined dimensions, constructed with a rectangular cross section that may be solid, with joint, or in a helical form that facilitates spiral wrap installation. It prevents seal extrusion under pressure and is designed to fit on the down-pressure side of a gland groove with a PACKING, PREFORMED or O-RING.

Part Alternates: MS27595223, MS27595-223, MS27595223CP, MS27595-223CP, 80363972473XXX11, 803-6397247-3XXX-11, 80363972473XXX11CP, 803-6397247-3XXX-11CP, 5330-01-543-8657, 01-543-8657, 5330015438657, 015438657

Hardware and Abrasives | Packing and Gasket Materials

Supply Group (FSG) NSN Assign. NIIN
53 25 SEP 2006 01-543-8657

Drawings & Photos | NSN 5330-01-543-8657


Demand History | NSN 5330-01-543-8657

Part Number Request Date QTY Origin
5330-01-543-8657 2024-01-04 174 DIBBS
5330-01-543-8657 2023-05-150 189 DIBBS
5330-01-543-8657 2023-03-82 68 DIBBS
5330-01-543-8657 2023-02-44 71 DIBBS
5330-01-543-8657 2022-02-54 43 DIBBS
5330-01-543-8657 2021-12-348 43 DIBBS
5330-01-543-8657 2021-08-221 33 DIBBS
5330-01-543-8657 2008-12-347 100 DIBBS

Cross Reference | NSN 5330-01-543-8657

Part Number Cage Code Manufacturer
803-6397247-3XXX-11 53711 NAVAL SEA SYSTEMS COMMAND
803-6397247-3XXX-11CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
MS27595-223 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS27595-223CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 5330-01-543-8657

Characteristic Specifications
MATERIAL PLASTIC POLYTETRAFLUOROETHYLENE
MATERIAL DOCUMENT AND CLASSIFICATION MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLE 1 SOLID
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS CLEANING AND PACKAGING PER MIL-STS-1330D
CRITICALITY CODE JUSTIFICATION ZZZY
CROSS-SECTIONAL HEIGHT 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM
CENTER HOLE DIAMETER 1.627 INCHES MINIMUM AND 1.631 INCHES MAXIMUM
PERIPHERAL DIAMETER 1.863 INCHES MINIMUM AND 1.871 INCHES MAXIMUM
MANUFACTURERS CODE 96906
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS27595-223
MANUFACTURERS CODE 53711
DESIGN CONTROL REFERENCE 803-6397247-3XXX-11

Restrictions/Controls & Freight Information | NSN 5330-01-543-8657

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 194120 WASHERS/GASKETS/PCKG DVCS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 596 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 5330-01-543-8657

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDCPAn item that requires special cleaning and packaging for oxygen/nitrogen service (e.g, valves, piping systems, generators).
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each