NSN 5305-00-053-1108, 5305000531108
Cancelled -> Replaced by 5305009939431

Federal Supply Classification: FSC 5305 - Screws
National Item Identification Number: NIIN 000531108
Codification Country: United States
Item Name Code: INC 41756
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 5305-00-053-1108

National Stock Number (NSN) 5305-00-053-1108, or NIIN 000531108, (screw,tapping) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 8 stock numbers. Five of the National Stock Numbers that it replaces are: 5305008008661, 5305002815860, 5305006882110, 5305009939431, 5305006380311.

There are 5 manufacturer part numbers associated with this NSN. One of those 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, with the most recent procurement date of Jan 06, 2018. There have been 4 contracts issued for this part number, with 4 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: SPE5E318V2070, SPE5E318V1848, SPE5E317V4242, SPE5E216V5840. The total value of the awarded contracts has been US$ 3,563.92.

This NSN is very common among different weapons systems, belonging to 71 different platforms.

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 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) 41756. [A HARDENED EXTERNALLY THREADED FASTENER WHOSE THREAD EXTENDS TO THE BEARING SURFACE OF THE HEAD. THE THREAD MAY BE FLUTED OR OTHERWISE DESIGNED TO CUT OR FORM ITS OWN MATING THREAD. EXCLUDES:SCREW, ASSEMBLED WASHER.]. 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 5305000531108 contains an unknown precious metal.

This NSN is associated to Schedule B 7318140000: self-tapping screws of iron or steel. 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 Aug 01, 2025.

Technical Characteristics

MATERIAL: (MATT) STEEL COMP 1016 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1021 OVERALL OR STEEL COMP 1022 OVERALL OR STEEL COMP 1524 OVERALL
END ITEM IDENTIFICATION: (AGAV) W/S:AIRCRAFT, AIRLIFTER C-17A; AIRCRAFT (AC-130H, MC-130H, EC-130H, HC-130); HELICOPTER, ADVANCE ATTACK, AH-1W; ENGINE, AIRCRAFT TF33-PW-102 (C-135E, EC-135H/K/P); AIRCRAFT, C-2A (REPROCURED); ENGINE, AIRCRAFT TF33-P-3/5/9 (C/EC-135, B-52H); SAS (STARTING AIR SYS), FFG-7; HELICOPTER, MH-53E; ENGINE, AIRCRAFT, TF-33-P-7 (C-141A/B)
FASTENER LENGTH: (AASB) 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
FEATURES PROVIDED: (CBBL) CASEHARDENED
HEAD DIAMETER: (AASL) 0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM
HEAD HEIGHT: (AASU) 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
HEAD STYLE: (AASK) PAN
INTERNAL DRIVE STYLE: (ABQZ) CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL: (MATT) STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1524 OVERALL
NONMACHINE NOMINAL THREAD DIAMETER: (CTYF) 0.086 INCHES
NONMACHINE THREAD STYLE: (CRGF) DOG TYPE (TYPE B OR C)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENT: (SFTT) CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT: (SFTT) CADMIUM OVERALL AND CHROMATE OVERALL
III END ITEM IDENTIFICATION: (AGAV) W/S:AIRCRAFT, AIRLIFTER C-17A; AIRCRAFT (AC-130H, MC-130H, EC-130H, HC-130); HELICOPTER, ADVANCE ATTACK, AH-1W; ENGINE, AIRCRAFT TF33-PW-102 (C-135E, EC-135H/K/P); AIRCRAFT, C-2A (REPROCURED); ENGINE, AIRCRAFT TF33-P-3/5/9 (C/EC-135, B-52H); SAS (STARTING AIR SYS), FFG-7; HELICOPTER, MH-53E; ENGINE, AIRCRAFT, TF-33-P-7 (C-141A/B)