NSN 5305-01-088-7421, 5305010887421
Cancelled -> Replaced by 5305002620117

Federal Supply Classification: FSC 5305 - Screws
National Item Identification Number: NIIN 010887421
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 5305-01-088-7421

National Stock Number (NSN) 5305-01-088-7421, or NIIN 010887421, (screw,assembled washer) was assigned January 18, 1980 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5305002620117.

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, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is very common among different weapons systems, belonging to 37 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 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 5305010887421 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 Jun 01, 2024.

Technical Characteristics

FASTENER LENGTH: (AASB) 0.280 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD DIAMETER: (AASL) 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
HEAD HEIGHT: (AASU) 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
HEAD STYLE: (AASK) PAN
INTERNAL DRIVE STYLE: (ABQZ) CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) 66 FED STD ALL MATERIAL RESPONSES PRIMARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE SECONDARY WASHER OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE SECONDARY WASHER OR MIL-S-5059 MIL SPEC 3RD MATERIAL RESPONSE SECONDARY WASHER OR MIL-S-5059 MIL SPEC 4TH MATERIAL RESPONSE SECONDARY WASHER OR MIL-S-6721 MIL SPEC 5TH MATERIAL RESPONSE SECONDARY WASHER OR MIL-S-6721 MIL SPEC 6TH MATERIAL RESPONSE SECONDARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE FASTENER OR MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE FASTENER OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE FASTENER OR ASTM A582 ASSN STD 4TH MATERIAL RESPONSE FASTENER
MATERIAL: (MATT) STEEL COMP 301 SECONDARY WASHER OR STEEL COMP 302 SECONDARY WASHER OR STEEL COMP 304 SECONDARY WASHER OR STEEL COMP 316 SECONDARY WASHER OR STEEL COMP 347 SECONDARY WASHER OR STEEL COMP 348 SECONDARY WASHER
MATERIAL: (MATT) STEEL COMP 301 PRIMARY WASHER OR STEEL COMP 302 PRIMARY WASHER OR STEEL COMP 302B PRIMARY WASHER OR STEEL COMP 303 PRIMARY WASHER OR STEEL COMP 303SE PRIMARY WASHER OR STEEL COMP 304 PRIMARY WASHER OR STEEL COMP 304L PRIMARY WASHER OR STEEL COMP 305 PRIMARY WASHER OR STEEL COMP 308 PRIMARY WASHER OR STEEL COMP 309 PRIMARY WASHER OR STEEL COMP 309S PRIMARY WASHER OR STEEL COMP 310 PRIMARY WASHER OR STEEL COMP 310S PRIMARY WASHER OR STEEL COMP 314 PRIMARY WASHER OR STEEL COMP 316 PRIMARY WASHER OR STEEL COMP 316L PRIMARY WASHER OR STEEL COMP 317 PRIMARY WASHER OR STEEL COMP 321 PRIMARY WASHER OR STEEL COMP 347 PRIMARY WASHER OR STEEL COMP 348 PRIMARY WASHER OR STEEL COMP 384 PRIMARY WASHER OR STEEL COMP 385 PRIMARY WASHER OR STEEL COMP 420 PRIMARY WASHER
MATERIAL: (MATT) STEEL COMP 430 FASTENER OR STEEL COMP 302 FASTENER OR STEEL COMP 303 FASTENER OR STEEL COMP 303SE FASTENER
NOMINAL THREAD DIAMETER: (AHYM) 0.164 INCHES
SECONDARY WASHER MATERIAL THICKNESS: (CWBW) 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM
SECONDARY WASHER OUTSIDE DIAMETER: (CTDQ) 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM
SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER: (CRGX) NOT IDENTICAL
SECONDARY WASHER STYLE: (CRYT) FLAT
PRIMARY WASHER MATERIAL THICKNESS: (CTJJ) 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM
PRIMARY WASHER OUTSIDE DIAMETER: (CSPG) 0.293 INCHES MAXIMUM
PRIMARY WASHER STYLE: (CTHW) SPLIT HELICAL RING
THREAD LENGTH: (AASA) 0.171 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
THREAD CLASS: (AAJD) 2A
THREAD DIRECTION: (AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH: (CMLP) 32
THREAD SERIES DESIGNATOR: (THSD) UNC
WASHER QUANTITY: (AAVW) 2
SPECIFICATION/STANDARD DATA: (ZZZK) 80205-NAS1301 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER
SURFACE TREATMENT: (SFTT) PASSIVATE PRIMARY WASHER
SURFACE TREATMENT: (SFTT) PASSIVATE SECONDARY WASHER
SURFACE TREATMENT: (SFTT) PASSIVATE FASTENER