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NSN 5305-01-325-8384, 5305013258384
SCREW,ASSEMBLED WASHER

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 013258384
Codification Country
United States
Item Name Code
INC 06660
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.
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DLMS® Summary

National Stock Number 5305-01-325-8384

National Stock Number (NSN) 5305-01-325-8384, or NIIN 013258384, (screw,assembled washer) was assigned September 12, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A621V517L, SPE4A521P5534, SPE5E220V1178, SPE5E220V1178. The total value of the awarded contracts has been US$ 819.01.

This NSN is very common among different weapons systems, belonging to 29 different platforms.

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 Apr 12, 2013, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 06660. [A SCREW, (AS MODIFIED) TO WHICH HAS BEEN ASSEMBLED ONE OR MORE NONREMOVABLE WASHER(S).]. 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 5305013258384 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

EXTENDED WASHER DIAMETER
(AATC) 0.418 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
EXTENDED WASHER THICKNESS
(AATD) 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM
FASTENER LENGTH
(AASB) 2.250 INCHES MINIMUM AND 2.280 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM PRIMARY WASHER
HEAD DIAMETER
(AASL) 0.287 INCHES NOMINAL
HEAD HEIGHT
(AASU) 0.242 INCHES MINIMUM AND 0.252 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT EXTENDED WASHER
INTERNAL DRIVE STYLE
(ABQZ) TORX
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) SAE 1050 ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) SAE J429 GR8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIAL
(MATT) STEEL COMP 1050 PRIMARY WASHER
MATERIAL
(MATT) STEEL FASTENER
NOMINAL THREAD DIAMETER
(AHYM) 0.190 INCHES
PRIMARY WASHER OUTSIDE DIAMETER
(CSPG) 0.495 INCHES MINIMUM AND 0.508 INCHES MAXIMUM
PRIMARY WASHER STYLE
(CTHW) DOME INTERNAL TEETH
PRIMARY WASHER MATERIAL THICKNESS
(CTJJ) 0.039 INCHES NOMINAL
WASHER QUANTITY
(AAVW) 1
SPLINE MAJOR DIAMETER
(AAUJ) 0.287 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) G-4345M CAGEC 16764 MFR REF SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT
(SFTT) DICHROMATE ZINC FASTENER
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.620 INCHES MINIMUM AND 0.720 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 32
THREAD SERIES DESIGNATOR
(THSD) UNF

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