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Hexagon Self-locking Nut


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Item Specifics

Federal Supply Class (FSC)
Nuts And Washers
National Item ID Number (NIIN)
Thread Class
Thread Direction
Right-hand AAJF
Nut Style
Hexagon ACTA
Nut Height
0.795 inches ADEA
Width Across Flats
1.801 inches minimum and 1.814 inches maximum ASDB
Temp Rating
800.0 deg fahrenheit AZKQ
Thread Series
Thread Quantity Per Inch
Nominal Thread Size
1.250 inches CQJX
Criticality Code Justification
Steel corrosion resisting overall MATT
Surface Treatment Document And Classification
Ams2410 assn std single treatment response overall STDC
Supplementary Features
Valve indtn x exh SUPP
Reference Number Differentiating Characteristics
Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items ZZZY

Item Identification | Nuts And Washers

5310-01-327-7875, A nut having a flat bottom and 6 sides. an integral feature is incorporated for locking on the threads of a mating member. excludes nut (1), self-locking, cap.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
5310 Oct 21, 1990 013277875 05277 (Locking, Hexagon Nut, Self)

End Item Applications NSN 5310-01-327-7875 end item applications/platforms

Item Identification Guide

NSN Reference Drawing

Self-locking Nut Hexagons Cross Reference

Part Number CAGE Variation
501-4457023 ITEM180 Cage Code 80064 Original Part
MS21046C20S Cage Code 96906 Non-Difinitive Specification
6503-86 ITEM 180 Cage Code 43689 Superseded, Discontinued, or Replaced
MS21046C20SL1 Cage Code 03950 Superseded, Discontinued, or Replaced
501-4457023 ITEM180L1 Cage Code 03950 Superseded, Discontinued, or Replaced
6503-86 ITEM 180L1 Cage Code 03950 Superseded, Discontinued, or Replaced

National Motor Freight NMFC: A six position numeric code, which divides articles into groups or classes according to physical characteristics. The classification is based on truckloads vs. less than truckload.

Code Description Code Value Meaning
NMF Description NMFC 093486 Bolts, Nuts Or Screws, Noi (sub 3)
Universal Freight Code UFC 48950
Less than a truck load rating LTL W Rating variable
Water Commodity WCC 713 Metal hardware
Type of Cargo TCC Z No special type of cargo code applicable
Special Handling SHC 9 Other or no special handling required (sh)
Air Dimension Code ADC A Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity ACC B Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling ASH Array No special handling required.

Trade Control Compliance Schedule B Export Code: A ten position numeric code that identifies an item exported overseas. this unique identification code is assigned by the U.S. Census Bureau.

Schedule B Sch. B Description Demilitarization Classification ITAR Regulation
7318160000 Nuts of iron or steel Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9). Unclassified Not ITAR Controlled

MOE / End Users Represents the subdivisions of a US governmental organization or an agency of the North Atlantic Treaty Organization (NATO), and other friendly governments and international organizations participating in the federal catalog program.

Country / Entity Name MOE
ZZ Department Of The Navy ZZ
No MOE rules found for this NSN.

Material & Special Handling Item material and handling information

Code Description Value Meaning
HMIRS N Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Precious Metals Indicator A Item does not contain precious metal.
Criticality Code S The item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.

Management Rec. / Rep. Code: Medium demand velocity items (consumables)

 CTL: -------


Cognizance 1H – Naval inventory control point, mechanicsburg
Special Material L1 – An items that supports either a subsafe or level 1 system that has undergone the extreme material control and quality assuran
Requisition Restriction 00 – No restriction.
Special Material Content 9 – Non-hazardous or non-sensitive item, does not require hazardous or special handling, packaging or precautions

Navy Management Code Definition

Cognizance (COG) Identifies the inventory manager (IM) and inventory control point (ICP).
Special Material (SMIC) Categorizes material on the basis of requirements for source or quality control, technical design, or configuration control, procurement, stocking and issue control, special receipt, inspection, testing, storage, or handling
Req. Restriction (IRRC) Item requisition instructions.
Special Material (SMCC) Indicated that an item represents or contains peculiar material requiring special treatment, precautions, or management.