National Stock Number
2520-01-667-7661
National Stock Number (NSN) 2520-01-667-7661, or NIIN 016677661, (drive shaft assembly,constant ve) was assigned October 30, 2017 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 31, 2017, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 37373. [AN ITEM DESIGNED TO PERMIT A GREATER DEGREE OF ANGLE BETWEEN TWO SECTIONS OF A DRIVE SHAFT, WHILE TRANSMITTING ROTARY MOTION FROM THE ENGINE/TRANSAXLE ASSEMBLY TO THE WHEEL HUBS. THE ANGLE IS SPLIT BETWEEN THE TWO JOINTS WORKING IN A COUNTERBALANCING PHASE WITH INPUT SPEED AND OUTPUT SPEED BEING IDENTICAL. INCLUDES ITEMS SUCH AS OUTBOARD AND INBOARD JOINTS, HOUSING, PROTECTIVE BELLOWS, SHAFTS, MOUNTING HARDWARE AND THE LIKE. THE OUTBOARD UNIVERSAL JOINTS TURNS WITH THE WHEEL AROUND A FIXED CENTER, WHILE THE INBOARD JOINT TELESCOPES AND TURNS AT AN ANGLE SUFFICIENT TO ALLOW THE REQUIRED MOVEMENT OF THE VEHICLE'S SUSPENSION SYSTEM. EXCLUDES SHAFT, AXLE, AUTOMOTIVE; UNIVERSAL JOINT; UNIVERSAL JOINT, GEARED AND PROPELLER SHAFT.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 2520016677661 does not contain precious metals.
This NSN is associated to Schedule B 8483909500: parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on Jul 01, 2025.