Product Details | RETAINING RING

5325-01-258-0429 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: M2742630237D, MILDTL27426, MIL-DTL-27426, RR725SP, RR-725SP, WH725S02PA, WH-725-S02-PA, 3415725SP, 3415-725SP, 5325-01-258-0429, 01-258-0429, 5325012580429, 012580429

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 26 JUN 1987 01-258-0429

Drawings & Photos | NSN 5325-01-258-0429


Demand History | NSN 5325-01-258-0429

Part Number Request Date QTY Origin
MILDTL27426 2018-04-101 1035 KR
MILDTL27426 2013-09-259 2000 CA

Cross Reference | NSN 5325-01-258-0429

Part Number Cage Code Manufacturer
3415-725SP 99167 HAMILTON SUNDSTRAND CORPORATION
M2742630237D 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-DTL-27426 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
RR-725SP 80756 SPIROLOX, INC.
WH-725-S02-PA 51814 SMALLEY STEEL RING CO.

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Technical Data | NSN 5325-01-258-0429

Characteristic Specifications
MATERIAL STEEL, AMS 5519 OR STEEL, MIL-S-5059, TYPE 302 OR STEEL, QQ-S-766, CLASS 302
SURFACE TREATMENT PASSIVATED, QQ-P-35
STRENGTH RATING NOT RATED
MATERIAL HARDNESS RATING 39.8 ROCKWELL C MINIMUM AND 48.5 ROCKWELL C MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE A55 SPECIAL FLAT
INSIDE DIAMETER 6.873 INCHES MINIMUM AND 6.950 INCHES MAXIMUM
OUTSIDE DIAMETER 7.501 INCHES MINIMUM AND 7.566 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE D12 DOUBLE OVAL
MAJOR THICKNESS 0.082 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
USAGE DESIGN INTERNAL
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-DTL-27426
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE M2742630237D

Restrictions/Controls & Freight Information | NSN 5325-01-258-0429

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
No Freight Information

Management | NSN 5325-01-258-0429

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative