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NSN 5310-01-237-6855, 5310012376855
NUT,SELF-LOCKING,PLATE

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 012376855
Codification Country
United States
Item Name Code
INC 05280
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 5310-01-237-6855

National Stock Number (NSN) 5310-01-237-6855, or NIIN 012376855, (nut,self-locking,plate) was assigned August 5, 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 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are 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 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) 05280. [A NUT WITH A FLANGED BASE OF VARIED SHAPES WHICH MAY BE PLAIN OR MOUNTED BY RIVETS, BOLTS, WELDING OR INTEGRAL PRONGS. 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 5310012376855 contains silver.

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

DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER
(ADFW) 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
COUNTERBORE DIAMETER
(AAWY) 0.254 INCHES MINIMUM NUT
FEATURES PROVIDED
(CBBL) FLOATING NUT
NUT COUNTERBORE DEPTH
(ADFK) 0.260 INCHES MINIMUM NUT AND 0.275 INCHES MAXIMUM NUT
NUT HEIGHT
(ADEA) 0.447 INCHES MAXIMUM
NUT LENGTH
(ACVN) 1.038 INCHES MAXIMUM
NUT MOUNTING PROVISION
(ADFP) STRAIGHT HOLES
NUT STYLE
(ACTA) PLATE
LOCKING FEATURE
(AAUM) PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION
(ABAJ) DRY FILM LUBRICANT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5736 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) IRON ALLOY 660 OVERALL
MOUNTING HOLE ARRANGEMENT STYLE
(ADFU) 2 HOLES
MOUNTING HOLE DIAMETER
(ABTB) 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
NOMINAL THREAD SIZE
(CQJX) 0.250 INCHES
PLATE THICKNESS
(ADEB) 0.030 INCHES MAXIMUM
PRECIOUS MATERIAL
(PRMT) SILVER
PRECIOUS MATERIAL AND LOCATION
(PMLC) THREADS AND NUT EXTERNAL SURFACES SILVER
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 28
THREAD SERIES
(BZRR) UNJF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SEAL
SURFACE TREATMENT
(SFTT) PASSIVATE SEAL
SURFACE TREATMENT
(SFTT) SILVER THREADS

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