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NSN 5310-00-181-6917, 5310001816917
NUT,PLAIN,HEXAGON

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 001816917
Codification Country
United States
Item Name Code
INC 01857
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 5310-00-181-6917

National Stock Number (NSN) 5310-00-181-6917, or NIIN 001816917, (nut,plain,hexagon) was assigned May 20, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 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 one supplier. 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 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2005, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 01857. [A NUT, FLAT ON TOP AND BOTTOM HAVING 6 FLAT SIDES. FOR ITEMS WHICH HAVE INTERNAL TAPERED OR STRAIGHT (PARALLEL) PIPE THREADS, SPECIFIC ELECTRICAL CONDUIT SIZE DESIGNATION, AND WHICH WHEN INSTALLED, PROVIDE A METHOD OF TIGHTENING TO LOCK THE CONNECTION, SEE LOCKNUT, ELECTRICAL CONDUIT. SEE ALSO LOCKNUT, TUBE FITTING. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE WIDTH ACROSS THE FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. (WHEN HEIGHT OR THICKNESS AND/OR WIDTH ACROSS THE FLATS IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.)]. 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 5310001816917 does not contain precious metals.

This NSN is associated to Schedule B 7318160000: nuts of iron or steel. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

MATERIAL
(MATT) STEEL COMP 302 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 303SE OVERALL
BEARING SURFACE TYPE
(CRTM) CHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE OR ASTM A582 ASSN STD 4TH MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 303SE OVERALL
NOMINAL THREAD SIZE
(CQJX) 0.086 INCHES
NUT HEIGHT
(ADEA) 0.062 INCHES NOMINAL
NUT STYLE
(ACTA) HEXAGON
WIDTH ACROSS FLATS
(ASDB) 0.150 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-N-290 CL 1 TY 6 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-P-18317 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) NICKEL OVERALL
THREAD CLASS
(AAJD) 2B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 56
THREAD SERIES
(BZRR) UNC

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