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5306-00-550-3319

Close Tolerance Bolt

5306005503319

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Item Specifics

Federal Supply Class (FSC)
Bolts
National Item ID Number (NIIN)
005503319
Thread Class
3a AAJD
Thread Direction
Right-hand AAJF
Thread Length
0.531 inches minimum AASA
Fastener Length
3.219 inches AASB
Head Style
Hexagon AASK
Head Height
0.172 inches minimum and 0.204 inches maximum AASU
Width Between Flats
0.490 inches minimum and 0.502 inches maximum AATB
Grip Diameter
0.3112 inches minimum and 0.3117 inches maximum AAUR
Nominal Thread Diameter
0.312 inches AHYM
Grip Length
2.688 inches ANEE
Thread Quantity Per Inch
24 CMLP
Minimum Tensile Strength
125000 pounds per square inch CQBC
Surface Finish
63.0 microinches bearing surface of head CSYM
Surface Finish
63.0 microinches grip CSYM
Material
Steel comp 4140 overall or steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 4130 overall or steel comp 4037 overall MATT
Surface Treatment
Cadmium overall and chromate overall SFTT
Surface Treatment Document And Classification
Qq-p-416 ty 2 cl 3 fed spec single treatment response overall STDC
Thread Series Designator
Unf THSD

Item Identification | Bolts

5306-00-550-3319, An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. for items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. for items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
5306 Jan 01, 1963 005503319 27851 (Bolt, Close Tolerance)

End Item Applications NSN 5306-00-550-3319 end item applications/platforms

  • Landing Gear Cylinder And Piston Assembly  

Item Identification Guide

NSN Reference Drawing

Close Tolerance Bolts Cross Reference

Part Number CAGE Variation
AN175-31A Cage Code 88044 Original Part

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 573 Bolts or nuts (iron or steel),(less than 35 feet)
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
7318152000 Bolts and bolts and their nuts or washers exported in the same shipment 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
ZR Italy ZR
ZU Greece ZU
ZZ United States ZZ
ZZ Department Of The Air Force ZZ
DSOR MOE Rule NIMSC
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 U Precious metal content is unknown
Criticality Code X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Management Rec. / Rep. Code: 1i cog not stocked print on demand flat forms

 CTL: SF9SX-N

Air Force

Fund SF – Stock fund applicable to items managed for the air force by the respective inventory control point.
Budget 9 – Air force decentrally managed
Material Management SX – Brac mmac for oc-alc
Price Validation N – The current standard price in the catalog management data (cmd) has not been analyzed or coded for lp/lm. -the price has not been analyzed or reviewed for accuracy. -zop or standard price challenges are permissible, but must be supported with adequate justification. however, if coded for local purchase (lp) or fabrication/manufacture as indicated with an (lm) acquisition advice code of l" or "f", the case must be evaluated locally where purchased or fabricated."

Air Force Management Code Definition

Fund A two position code that classifies an item into categories in terms of funding and budgeting.
Budget Identifies investment items to budget programs from which item is funded.
Material Management Identifies an item of supply to be managed by a specific activity manager.
Price Validation Indicates validity of the recorded unit price.

Navy

Cognizance 9B – Naval inventory control point, mechanicsburg
Special Material
Requisition Restriction
Special Material Content

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.