Product Details | RETAINING RING

5325-01-270-2899 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: RR268, RR-268, 276286, 5325-01-270-2899, 01-270-2899, 5325012702899, 012702899

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1988 01-270-2899

Drawings & Photos | NSN 5325-01-270-2899


Demand History | NSN 5325-01-270-2899

Part Number Request Date QTY Origin
RR268 2020-03-76 200 United States
RR268 2013-09-273 1 Indonesia

Cross Reference | NSN 5325-01-270-2899

Part Number Cage Code Manufacturer
276286 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
RR-268 80756 SPIROLOX, INC.

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Technical Data | NSN 5325-01-270-2899

Characteristic Specifications
MATERIAL STEEL, FED STD 66, COMP 1070 OR STEEL, FED STD 66, COMP 1072 OR STEEL, FED STD 66, COMP 1074 OR STEEL, FED STD 66, COMP 1075 OR STEEL, FED STD 66, COMP 1078 OR STEEL, FED STD 66, COMP 1080 OR STEEL, FED STD 66, COMP 1084 OR STEEL, FED STD 66, COMP 1085 OR STEEL, FED STD 66, COMP 1086 OR STEEL, FED STD 66, COMP 1090
STRENGTH RATING 211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE
MATERIAL HARDNESS RATING 64.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 73.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE A55 SPECIAL FLAT
INSIDE DIAMETER 2.487 INCHES MINIMUM AND 2.512 INCHES MAXIMUM
OUTSIDE DIAMETER 2.803 INCHES MINIMUM AND 2.828 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE D12 DOUBLE OVAL
MAJOR THICKNESS 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM
USAGE DESIGN INTERNAL
MANUFACTURERS CODE 77445
MFR SOURCE CONTROLLING REFERENCE 276286

Restrictions/Controls & Freight Information | NSN 5325-01-270-2899

Category Code Description
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.
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
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code KH Defense Industrial Supply Center
Philadelphia, PA 19111
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