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NSN 5310-00-677-1637, 5310006771637
NUT,SELF-LOCKING,ASSEMBLED WASHE

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 006771637
Codification Country
United States
Item Name Code
INC 29736
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 5310-00-677-1637

National Stock Number (NSN) 5310-00-677-1637, or NIIN 006771637, (nut,self-locking,assembled washe) was assigned January 26, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 10 suppliers. Today, 8 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 7 suppliers 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 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. 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.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 29736. [A NUT ON WHICH HAS BEEN ASSEMBLED A NONREMOVABLE WASHER. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.]. 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 5310006771637 contains an unknown precious metal.

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

COUNTERBORE DIAMETER
(AAWY) 0.211 INCHES MINIMUM AND 0.221 INCHES MAXIMUM NUT
LOCKING FEATURE
(AAUM) PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION
(ABAJ) SOLUBLE LUBRICANT
NUT HEIGHT
(ADEA) 0.156 INCHES NOMINAL
NUT COUNTERBORE DEPTH
(ADFK) 0.072 INCHES MINIMUM AND 0.087 INCHES MAXIMUM NUT
NUT STYLE
(ACTA) PLAIN DISHED
OVERALL HEIGHT
(ABKW) 0.223 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR AMS6300 ASSN STD 2ND MATERIAL RESPONSE NUT
MATERIAL
(MATT) STEEL COMP 8740 OR STEEL COMP 4037 NUT
MATERIAL
(MATT) STEEL WASHER
NOMINAL THREAD SIZE
(CQJX) 0.190 INCHES
WASHER OUTSIDE DIAMETER
(AAVX) 0.380 INCHES MAXIMUM
WIDTH ACROSS FLATS
(ASDB) 0.213 INCHES MINIMUM AND 0.221 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNJF
THREAD QUANTITY PER INCH
(CMLP) 32
MATERIAL
(MATT) STEEL COMP 8740 NUT OR STEEL COMP 4037 NUT

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