Product Details | RETAINING RING

5325-00-255-4619 A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see PUSH ON NUT. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also CLIP, RETAINING and PIN, LOCK. Excludes RING, CONNECTING, ROUND.

Part Alternates: MS166311165, MS16631-1165, MS166312165, MS16631-2165, N5002165MD, N5002-165MD, CL21A7591196, CL21A7591-196, 5325-00-255-4619, 00-255-4619, 5325002554619, 002554619

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1960 00-255-4619

Drawings & Photos | NSN 5325-00-255-4619


Demand History | NSN 5325-00-255-4619

Part Number Request Date QTY Origin
5325-00-255-4619 2022-09-254 44 DIBBS
5325-00-255-4619 2022-08-229 1 DIBBS
5325-00-255-4619 2022-04-117 1 DIBBS

Cross Reference | NSN 5325-00-255-4619

Part Number Cage Code Manufacturer
CL21A7591-196 15280 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION
MS16631-1165 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS16631-2165 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
N5002-165MD 79136 TRUARC COMPANY LLC DBA WALDES TRUARC

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Technical Data | NSN 5325-00-255-4619

Characteristic Specifications
MATERIAL STEEL,FED,FED STD NO. 66,FS1066 TO FS1090
SURFACE TREATMENT CADMIUM, QQ-P-416, TYPE 2, CLASS 3
STRENGTH RATING NOT RATED
MATERIAL HARDNESS RATING 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE A37 INTERNAL
OUTSIDE DIAMETER 1.810 INCHES MINIMUM AND 1.870 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE D14 BEVELED ONE OUTSIDE CORNER
MINOR THICKNESS 0.046 INCHES MINIMUM AND 0.048 INCHES MAXIMUM
MAJOR THICKNESS 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM
USAGE DESIGN INTERNAL
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS16631-1165

Restrictions/Controls & Freight Information | NSN 5325-00-255-4619

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
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 095190 HARDWARE, NOI SUB 9
Less than car load rating Q 70
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code XX
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 5325-00-255-4619

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each