Product Details | RETAINING RING

5325-01-069-1776 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: M2742630189D, MILDTL27426, MIL-DTL-27426, RR381S, RR-381S, 5325-01-069-1776, 01-069-1776, 5325010691776, 010691776

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 09 DEC 1978 01-069-1776

Drawings & Photos | NSN 5325-01-069-1776


Demand History | NSN 5325-01-069-1776

Part Number Request Date QTY Origin
RR381S 2019-04-92 2 us
MILDTL27426 2018-04-101 1035 KR
MILDTL27426 2013-09-259 2000 CA

Cross Reference | NSN 5325-01-069-1776

Part Number Cage Code Manufacturer
M2742630189D 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-DTL-27426 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
RR-381S 80756 SPIROLOX, INC.

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Technical Data | NSN 5325-01-069-1776

Characteristic Specifications
MATERIAL STEEL, MIL-S-5059, TYPE 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 3.751 INCHES MINIMUM AND 3.791 INCHES MAXIMUM
OUTSIDE DIAMETER 3.963 INCHES MINIMUM AND 3.993 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE D12 DOUBLE OVAL
MAJOR THICKNESS 0.058 INCHES MINIMUM AND 0.064 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 M2742630189D

Restrictions/Controls & Freight Information | NSN 5325-01-069-1776

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:UPrecious metal type is unknown
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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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