Product Details | WELDING STUD

5307-01-270-8545 A headed or headless fastener externally or internally threaded. It is intended for fastening by welding the head, unthreaded end or welding tip. If headed, the head is not designed to be self-holding, nor to be turned with a wrench or inserted driver, nor does the head have small raised projections on the top or underside to facilitate welding. See also BOLT, WELDING.

Part Alternates: M24149/1-554, M241491554, MILS24149, MIL-S-24149, MIL-S-24149/1, MILS241491, 5307-01-270-8545, 01-270-8545, 5307012708545, 012708545

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 14 JAN 1988 01-270-8545

Drawings & Photos | NSN 5307-01-270-8545


Demand History | NSN 5307-01-270-8545

Part Number Request Date QTY Origin
5307-01-270-8545 2025-11-317 412 DIBBS
MILS241491 2025-06-161 9 United States
5307-01-270-8545 2023-09-250 294 DIBBS
MILS241491 2023-08-236 40 US
M241491554 2023-01-17 2 US
MILS241491 2017-03-81 4 us
MILS241491 2011-08-227 500 US
MILS241491 2009-06-160 6 US

Cross Reference | NSN 5307-01-270-8545

Part Number Cage Code Manufacturer
M24149/1-554 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-24149 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-24149/1 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5307-01-270-8545

Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-24149 MIL SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR 142 WELDING
SHOULDER DIAMETER 0.625 INCHES MINIMUM AND 0.687 INCHES MAXIMUM
SHOULDER LENGTH 0.093 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
UNTHREADED END DIAMETER 0.325 INCHES MINIMUM AND 0.335 INCHES MAXIMUM
UNTHREADED END LENGTH 2.735 INCHES MINIMUM AND 2.813 INCHES MAXIMUM
LENGTH EXCLUDING FLUXED WELDING TIP 3.750 INCHES MINIMUM AND 3.781 INCHES MAXIMUM
THREAD SERIES DESIGNATOR UNC NUT THREAD
NOMINAL THREAD SIZE 0.375 INCHES NUT THREAD
THREAD CLASS 2A NUT THREAD
THREAD QUANTITY PER INCH 16 NUT THREAD
THREAD DIRECTION RIGHT-HAND NUT THREAD
THREAD LENGTH 0.750 INCHES NOMINAL
FEATURES PROVIDED FLUX
SPECIAL FEATURES WELDING END TO BE FLUX COATED WITH COMMERCIALLY PURE ALUMINUM
NONDEFINITIVE SPEC/STD DATA 2 TYPE AND 4 CLASS
DEPARTURE FROM CITED DESIGNATOR AS MODIFIED BY THREAD LENGTH
III OVERALL LENGTH AFTER WELDING 3.125 INCHES NOMINAL
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-S-24149/1
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE M24149/1-554

Restrictions/Controls & Freight Information | NSN 5307-01-270-8545

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.
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 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

Management | NSN 5307-01-270-8545

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 CodesHDIRECT DELIVERY UNDER A CENTRAL CONTRACT # (VENDOR STOCKED) Issue, transfer or shipment is not subject to specialized controls other than those imposed by IMM/Service/Agency supply policy. 1. The item is centrally managed and procured. 2. Normal issue is by direct shipment from the vendor to the user at the order of the ICP or IMM. However, orders may be shipped from stock by ICP or IMM distribution facilities when the vendor's minimum order quantity is not met, or when stocks are being drawn down. 3. Requisitions and fund citations will be submitted in accordance with IMM/Service/Agency Requisitioning Procedures. 4. Generally delivery will be made within applicable Service/Agency guidelines addressing customer required timeframe.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
A
EA : Each