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NSN 5305-00-536-8556, 5305005368556
SCREW,ASSEMBLED WASHER

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 005368556
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5305-00-536-8556

National Stock Number (NSN) 5305-00-536-8556, or NIIN 005368556, (screw,assembled washer) was assigned January 1, 1963 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 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A624PK311, SPE5E220P0458, SPE5E216M1187, SPE5E216M1187, SPM5E213M3898. The total value of the awarded contracts has been US$ 4,464.50.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

There has been a small amount of 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 Mar 04, 2011, 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) 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 5305005368556 contains an unknown precious metal.

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

MATERIAL
(MATT) STEEL COMP 1010 OVERALL OR STEEL COMP 1020 OVERALL
FASTENER LENGTH
(AASB) 0.609 INCHES MINIMUM AND 0.649 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 20.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER
(AASL) 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.091 INCHES MINIMUM AND 0.106 INCHES MAXIMUM
HEAD STYLE
(AASK) FILLISTER
INTERNAL DRIVE STYLE
(ABQZ) SLOT
MATERIAL
(MATT) STEEL COMP 1010 OR STEEL COMP 1020 OVERALL
NOMINAL THREAD DIAMETER
(AHYM) 0.164 INCHES
PRIMARY WASHER MATERIAL THICKNESS
(CTJJ) 0.032 INCHES NOMINAL
PRIMARY WASHER OUTSIDE DIAMETER
(CSPG) 0.250 INCHES NOMINAL
PRIMARY WASHER STYLE
(CTHW) SPLIT HELICAL RING
SECONDARY WASHER MATERIAL THICKNESS
(CWBW) 0.032 INCHES NOMINAL
SECONDARY WASHER OUTSIDE DIAMETER
(CTDQ) 0.312 INCHES NOMINAL
SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER
(CRGX) NOT IDENTICAL
SECONDARY WASHER STYLE
(CRYT) FLAT
WASHER QUANTITY
(AAVW) 2
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.500 INCHES MINIMUM AND 0.540 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 32
THREAD SERIES DESIGNATOR
(THSD) UNC

Manufacturer Part Numbers


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