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NSN 5310-01-246-8451, 5310012468451
NUT,SELF-LOCKING,EXTENDED WASHER

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 012468451
Codification Country
United States
Item Name Code
INC 29730
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 5310-01-246-8451

National Stock Number (NSN) 5310-01-246-8451, or NIIN 012468451, (nut,self-locking,extended washer) was assigned December 19, 1986 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.

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

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) 29730. [A NUT HAVING 6 FLAT SIDES AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE FLATS OR PERIPHERY. 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 5310012468451 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 8740 OVERALL AND STEEL COMP 4037 OVERALL
COUNTERBORE DIAMETER
(AAWY) 0.417 INCHES MINIMUM AND 0.424 INCHES MAXIMUM NUT
HARDNESS RATING
(CQFM) 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
LOCKING FEATURE
(AAUM) PREVAILING TORQUE ALL METAL DESIGN
OVERALL HEIGHT
(ABKW) 0.490 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 8740 AND STEEL COMP 4037 OVERALL
NOMINAL THREAD SIZE
(CQJX) 0.375 INCHES
NUT COUNTERBORE DEPTH
(ADFK) 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM NUT
NUT STYLE
(ACTA) HEXAGON
WASHER OUTSIDE DIAMETER
(AAVX) 0.577 INCHES MINIMUM
WIDTH ACROSS FLATS
(ASDB) 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-T-10727,TY1,CLB MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) TIN OVERALL
TEMP RATING
(AZKQ) 232.0 CELSIUS NOMINAL
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNJF
THREAD QUANTITY PER INCH
(CMLP) 24
TEMP RATING
(AZKQ) 232.0 DEG CELSIUS NOMINAL

Manufacturer Part Numbers

78456624

RNCC
5
RNVC
2
GN512JG6

RNCC
7
RNVC
2
H504376

RNCC
5
RNVC
9
H504376

RNCC
3
RNVC
2
N116

RNCC
3
RNVC
2
N116

RNCC
3
RNVC
2

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