Product Details | ASSEMBLED WASHER SELF-LOCKING NUT

5310-01-388-7907 A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: 023761, 02376-1, 5310-01-388-7907, 01-388-7907, 5310013887907, 013887907

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 08 APR 1994 01-388-7907

Drawings & Photos | NSN 5310-01-388-7907


Cross Reference | NSN 5310-01-388-7907

Part Number Cage Code Manufacturer
02376-1 14153 DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER

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Technical Data | NSN 5310-01-388-7907

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.625 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 1137 OR STEEL COMP 8740 NUT ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 7075 WASHER
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5024 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE NUT QQ-A-225/6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/12 FED SPEC 2ND MATERIAL RESPONSE WASHER
SURFACE TREATMENT CADMIUM AND CHROMATE NUT CHROMATE WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416, TY2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE WASHER
HARDNESS RATING NOT RATED
NUT STYLE A312 FLAT WITH TURNED BACK EDGE
WASHER OUTSIDE DIAMETER 1.194 INCHES MINIMUM AND 1.224 INCHES MAXIMUM
OVERALL HEIGHT 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM
NUT HEIGHT ANY ACCEPTABLE
WIDTH ACROSS FLATS 0.990 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE WITH NONMETALLIC INSERT
TEMP RATING NOT RATED
SPECIAL FEATURES SAFETY CRITICAL THREAD PER FED STD H28/20 SYSTEM 22
CRITICALITY CODE JUSTIFICATION FEAT

Restrictions/Controls & Freight Information | NSN 5310-01-388-7907

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code GX HQ Defense Logistics Agency, Enterprise Business
Systems
Fort Belvoir, VA 22060
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 5310-01-388-7907

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative