Product Details | INTERNALLY RELIEVED BODY BOLT

5306-00-852-7639 An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.

Part Alternates: 37798, 37798B, 37798REVB, 5306-00-852-7639, 00-852-7639, 5306008527639, 008527639

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 22 NOV 1966 00-852-7639

Drawings & Photos | NSN 5306-00-852-7639


Cross Reference | NSN 5306-00-852-7639

Part Number Cage Code Manufacturer
37798 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
37798B 26344 NEW HAVEN MFG CORP
37798REVB 26344 NEW HAVEN MFG CORP

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Technical Data | NSN 5306-00-852-7639

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.125 INCHES
THREAD QUANTITY PER INCH 40
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
FASTENER LENGTH 0.500 INCHES NOMINAL
MATERIAL STEEL COMP 4130 OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATOR B41 CONCENTRIC HOLE UNTHREADED
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.187 INCHES NOMINAL
SPECIAL FEATURES HEX HOLE 0.064 IN. W ACROSS FLATS
MANUFACTURERS CODE 26344
DESIGN CONTROL REFERENCE 37798REVB

Restrictions/Controls & Freight Information | NSN 5306-00-852-7639

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: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 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 HH Navy ICP
Mechanicsburg, PA 17055-0788
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 5306-00-852-7639

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 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