Product Details | PREFORMED PACKING

5330-01-170-7251 A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see WASHER (as modified) and GASKET. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see SEAL, NONMETALLIC ANGLE; SEAL, NONMETALLIC CHANNEL; and SEAL, NONMETALLIC, SPECIAL SHAPED SECTION. For circular (with aperature) nonmetallic items with a solid round cross-section see O-RING. Excludes CUP, COMPRESSION; GASKET; WASHER (as modified); and FELT, MECHANICAL, PREFORMED.

Part Alternates: MS28775113, MS28775-113, NAP840 PC 16, NAP840PC16, P248E, D2494 PC 64, D2494PC64, 5330-01-170-7251, 01-170-7251, 5330011707251, 011707251

Hardware and Abrasives | Packing and Gasket Materials

Supply Group (FSG) NSN Assign. NIIN
53 28 JAN 1984 01-170-7251

Drawings & Photos | NSN 5330-01-170-7251


Demand History | NSN 5330-01-170-7251

Part Number Request Date QTY Origin
MS28775113 2025-11-321 25 us
MS28775113 2024-12-360 10 United States
MS28775113 2023-02-48 25 US
MS28775113 2021-09-267 1 CA
MS28775113 2021-09-257 1 United States
MS28775113 2021-09-253 20 United States
MS28775113 2021-09-253 25 United States
MS28775-113 2020-06-174 280 Hong Kong
MS28775113 2018-11-331 4 US
MS28775-113 2018-11-324 1
MS28775-113 2018-09-261 50 United Arab Emirates
MS28775113 2018-04-120 1 US
MS28775113 2018-04-115 1 ID
MS28775-113 2017-11-319 1
MS28775113 2015-07-205 130 TW
MS28775113 2015-07-203 5 us
MS28775113 2015-03-69 5 United States
MS28775113 2014-04-118 8 Singapore
5330-01-170-7251 2013-07-212 25 TW
MS28775113 2013-06-175 100 United States
MS28775113 2013-06-168 2 United States
MS28775113 2013-03-81 100 United States
MS28775-113 2012-02-40 20 TR
MS28775113 2009-09-260 70 United States

Cross Reference | NSN 5330-01-170-7251

Part Number Cage Code Manufacturer
D2494 PC 64 17062 P J VALVES INC
MS28775-113 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS28775-113 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
NAP840 PC 16 70667 ATLAS VALVE CO
P248E 70667 ATLAS VALVE CO

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Technical Data | NSN 5330-01-170-7251

Characteristic Specifications
CENTER HOLE DIAMETER 0.544 INCHES MINIMUM AND 0.554 INCHES MAXIMUM
DEPARTURE FROM CITED DOCUMENT MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATION ZZZW

Restrictions/Controls & Freight Information | NSN 5330-01-170-7251

Category Code Description
Shelf-Life Code:S60 months
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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
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 148520 PACKING RUBR/GUM COMPOUND O/T FOAM
Less than car load rating Q 70
Less than truck load rating Q 70.0
Water commodity Code 596 unknown
Originating Activity Code HX Navy ICP
Mechanicsburg, PA 17055-0788
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 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5330-01-170-7251

Category Code Description
Cognizance Codes1HConsumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
Special Material IDX3Nuclear Reactor Plant (NRP) material under the technical cognizance of the NAVSEA 08 special designed, manufactured and/or treated for use in a NRP or controls thereof. This category includes all other NRP items which are not coded X2 or X4.
Issue Repair, or RequisitionBLSubmit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipments.
Source of SupplyN35Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityMMedium Demand Velocity Items (consumables)
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life CodeS60 months
Purchasing QTY
UOM
1
EA : Each