Product Details | PREFORMED PACKING

5330-01-307-7557 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: MS28775268, MS28775-268, AN123928, MILP25732C, MIL-P-25732C, 5330-01-307-7557, 01-307-7557, 5330013077557, 013077557

Hardware and Abrasives | Packing and Gasket Materials

Supply Group (FSG) NSN Assign. NIIN
53 16 SEP 1989 01-307-7557

Demand History | NSN 5330-01-307-7557

Part Number Request Date QTY Origin
MS28775268 2025-07-188 50 United States
MS28775268 2025-06-162 25 United States
5330-01-307-7557 2018-07-211 288 DIBBS
5330-01-307-7557 2012-09-262 75 DIBBS
MS28775-268 2011-04-95 32 United States
MILP25732C 2008-12-360 3000 Taiwan
5330-01-307-7557 2008-10-302 20 Canada
AN123928 2008-05-150 20 Canada

Cross Reference | NSN 5330-01-307-7557

Part Number Cage Code Manufacturer
AN123928 95201 NAPCO INTERNATIONAL LLC
MIL-P-25732C 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MS28775-268 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS28775-268 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5330-01-307-7557

Characteristic Specifications
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
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-P-25732C

Restrictions/Controls & Freight Information | NSN 5330-01-307-7557

Category Code Description
Shelf-Life Code:Y180 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 194120 WASHERS/GASKETS/PCKG DVCS NOI
Less than car load rating W Rating Variable
Less than truck load rating W Rating Variable
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 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 5330-01-307-7557

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life CodeY180 months
Purchasing QTY
UOM
1
EA : Each