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NSN 5305-01-621-4257, 5305016214257
SCREW ASSEMBLY,PANEL

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 016214257
Codification Country
United States
Item Name Code
INC 33044
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: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5305-01-621-4257

National Stock Number (NSN) 5305-01-621-4257, or NIIN 016214257, (screw assembly,panel) was assigned September 6, 2013 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 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 3 suppliers. Today, 3 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, with the most recent procurement date of Aug 20, 2019. There have been 4 contracts issued for this part number, with 4 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE5E219V8877, SPE5E219V6750, SPE5E218V037J, SPE5E218P0877. The total value of the awarded contracts has been US$ 6,883.60.

This NSN is unique to one weapons system.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 22, 2018, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 33044. [A HEADED, THREADED FASTENING DEVICE OVER WHICH MAY BE ASSEMBLED; (1) A STAND-OFF; (2) A FLANGED BUSHING WITH WASHER(S) AND/OR A SHOULDERED BUSHING WITHOUT A FLANGE, OR IT MAY HAVE AN INTERNALLY THREADED SLEEVE THAT IS AN INTEGRAL PART OF THE SCREW; A WASHER AND AN EXTERNALLY THREAD SELF-LOCKING BUSHING THAT IS DRIVEN BY AN INSERTED DRIVER. ATTACHED TO PANEL BY THREADED BUSHING OR BY FLARING END OF STAND-OFF, OR BUSHING. USED IN CONJUNCTION WITH A SPEED NUT, NUT PLATE, OR DRIVEN INTO A THREADED HOLE IN THE ITEM THAT THE PANEL IS FASTENED TO. MAY BE SPRING LOADED.]. 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 5305016214257 does not contain precious metals.

This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

FASTENER LENGTH
(AASB) 1.23 INCHES MINIMUM AND 1.27 INCHES MAXIMUM
FEATURES PROVIDED
(CBBL) WASHER
HEAD DIAMETER
(AASL) 0.531 INCHES NOMINAL
HEAD HEIGHT
(AASU) 0.530 INCHES NOMINAL
HEAD STYLE
(AASK) KNURLED NO. 5
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE II
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) CAPTIVE FASTENER,1/4-20
MATERIAL ACCOMMODATED THICKNESS
(AGSM) 0.032 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5901,5517 OR AMS 5519 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE WASHER
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM A313 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5688 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE SPRING
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM-A493 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5636 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 4117 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE HEAD
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 4117 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE SLEEVE
MATERIAL
(MATT) ALUMINUM ALLOY 6061 HEAD
MATERIAL
(MATT) ALUMINUM ALLOY 6061 SLEEVE
MATERIAL
(MATT) STEEL COMP 302 FASTENER
MATERIAL
(MATT) STEEL COMP 302 SPRING
MATERIAL
(MATT) STEEL COMP 301 WASHER
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-A-8625,TY II,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-A-8625,TY II,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE SLEEVE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER
SURFACE TREATMENT
(SFTT) ANODIZE HEAD
SURFACE TREATMENT
(SFTT) ANODIZE SLEEVE
SURFACE TREATMENT
(SFTT) PASSIVATE FASTENER
SURFACE TREATMENT
(SFTT) PASSIVATE SPRING
SURFACE TREATMENT
(SFTT) PASSIVATE WASHER
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 20
THREAD SERIES DESIGNATOR
(THSD) UNF

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