ISO Group Logo
Defense and Aerospace
Supply Chain Partner
A Dynatech International Company


NSN 5305-01-520-3839, 5305015203839
SCREW,CLOSE TOLERANCE

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 015203839
Codification Country
United States
Item Name Code
INC 29294
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Availability: Request Qualified Suppliers: Currently qualifying suppliers

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know
  CALL ABOUT NSN 5305-01-520-3839
Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

  REQUEST QUOTE for 5305-01-520-3839


Have a list that needs to be quoted? Upload it here.

DLMS® Summary

National Stock Number 5305-01-520-3839

National Stock Number (NSN) 5305-01-520-3839, or NIIN 015203839, (screw,close tolerance) was assigned May 10, 2004 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number 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 assigned to Item Name Code (INC) 29294. [A SCREW, MACHINE OR SCREW, CAP, SOCKET HEAD WHOSE UNTHREADED PORTION IS OF SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001 IN.) (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS (1.000 IN.) (25 MM) OR LESS IN DIAMETER. ITEMS OVER (1.000 IN.) (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015 IN.) (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001 IN.) (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER. IT IS NOT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305015203839 does not contain precious metals.

This information was last updated on .


Technical Characteristics

GRIP LENGTH
(ANEE) 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM
SURFACE FINISH
(CSYM) 32.0 MICROINCHES BEARING SURFACE OF HEAD
THREAD CLASS
(AAJD) 3A
THREAD LENGTH
(AASA) 0.469 INCHES NOMINAL
THREAD QUANTITY PER INCH
(CMLP) 28
INTERNAL DRIVE STYLE
(ABQZ) HIGH-TORQUE
NOMINAL THREAD DIAMETER
(AHYM) 0.2500 INCHES
COUNTERSINK ANGLE
(CRSQ) 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
POINT STYLE
(ABQJ) FLAT
POINT LENGTH
(AAUY) 0.060 INCHES NOMINAL
THREAD SERIES DESIGNATOR
(THSD) UNJF
THREAD DIRECTION
(AAJF) RIGHT-HAND
GRIP DIAMETER
(AAUR) 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH
(CQBC) 6400 POUNDS PER SQUARE INCH
SURFACE FINISH
(CSYM) 32.0 MICROINCHES GRIP
SURFACE FINISH
(CSYM) 32.0 MICROINCHES THREADS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) NAS98 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) NAS672 FED STD SINGLE TREATMENT RESPONSE OVERALL
FASTENER LENGTH
(AASB) 1.140 INCHES MINIMUM AND 1.187 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT COUNTERSUNK
HEAD DIAMETER
(AASL) 0.464 INCHES MINIMUM AND 0.506 INCHES MAXIMUM

Manufacturer Part Numbers


Related Inventory



 
Top