NSN 5310-01-287-7544, 5310012877544
NUT ASSEMBLY,SELF-LOCKING,GANG C

Federal Supply Classification: FSC 5310 - Nuts and Washers
National Item Identification Number: NIIN 012877544
Codification Country: United States
Item Name Code: INC 01864
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 5310-01-287-7544

National Stock Number (NSN) 5310-01-287-7544, or NIIN 012877544, (nut assembly,self-locking,gang c) was assigned October 27, 1988 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over a year. There have been 6 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE4A221F0016, SPE4A220F4696, SPE4A220F4566, SPE5E319V3471, SPE5E717V0335. The total value of the awarded contracts has been US$ 5,392.68.

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

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 4,235. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 02, 2005, 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) 01864. [AN ITEM COMPOSED OF A SPECIALLY DESIGNED CHANNEL AND A SERIES OF NUTS HAVING INTEGRAL SELF-LOCKING FEATURES ASSEMBLED IN PREDETERMINED SPACING.]. 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 5310012877544 does not contain precious metals.

This information was last updated on Apr 01, 2025.

Technical Characteristics

SURFACE TREATMENT: (SFTT) CADMIUM NUT AND CHROMATE NUT
ASSEMBLY OVERALL HEIGHT: (ADFF) 0.250 INCHES MAXIMUM
CHANNEL HEIGHT: (ADFG) 0.062 INCHES MINIMUM
CHANNEL STYLE: (ADFE) STRAIGHT TYPE
FEATURES PROVIDED: (CBBL) FLOATING NUT
HARDNESS RATING: (CQFM) 49.0 ROCKWELL C MAXIMUM
LOCKING FEATURE: (AAUM) PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION: (ABAJ) DRY FILM LUBRICANT
OVERALL LENGTH: (ABHP) 72.000 INCHES NOMINAL
OVERALL WIDTH: (ABMK) 0.416 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) ASTM A29 ASSN STD ALL MATERIAL RESPONSES NUT
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-A-250/1 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/4 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-250/12 T6 FED SPEC 3RD MATERIAL RESPONSE CHANNEL
MATERIAL: (MATT) ALUMINUM ALLOY 1100 AND ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 7075 CHANNEL
MATERIAL: (MATT) STEEL COMP 1035 AND STEEL COMP 1040 AND STEEL COMP 1050 AND STEEL COMP 1042 AND STEEL COMP 4130 AND STEEL COMP 4340 AND STEEL COMP 8740 NUT
NOMINAL THREAD SIZE: (CQJX) 0.190 INCHES
NUT QUANTITY: (AZXC) 5
NUT SPACING: (ADFH) 1.250 INCHES NOMINAL
NUT STYLE: (ACTA) GANG CHANNEL, SELF LOCKING
SPECIFICATION/STANDARD DATA: (ZZZK) 96906-MS21063 GOVERNMENT STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE CHANNEL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) QQ-P-416 FED SPEC ALL TREATMENT RESPONSES NUT
SURFACE TREATMENT: (SFTT) ANODIZE OR CHROMATE CHANNEL
SURFACE TREATMENT: (SFTT) CADMIUM AND CHROMATE NUT
TEMP RATING: (AZKQ) 250.0 FAHRENHEIT NOMINAL
THREAD CLASS: (AAJD) 3B
THREAD DIRECTION: (AAJF) RIGHT-HAND
THREAD SERIES: (BZRR) UNJF
THREAD QUANTITY PER INCH: (CMLP) 32
TEMP RATING: (AZKQ) 250.0 DEG FAHRENHEIT NOMINAL
SURFACE TREATMENT: (SFTT) ANODIZE CHANNEL OR CHROMATE CHANNEL
MATERIAL: (MATT) STEEL COMP 1035 NUT AND STEEL COMP 1040 NUT AND STEEL COMP 1050 NUT AND STEEL COMP 1042 NUT AND STEEL COMP 4130 NUT AND STEEL COMP 4340 NUT AND STEEL COMP 8740 NUT