NSN 5306-00-003-4121 Close Tolerance Bolt

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.

Item Identification | Bolts

5306-00-003-4121, 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.

Close Tolerance Bolts Cross Reference

Codes

Management

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	V – The current standard price has been validated. - the item has been analyzed in conjunction with the zero overpricing program and is in the accepted price range. -the item was procured under open competition and under the competitive arena the price is considered fair and reasonable. -zop or standard price challenges are permissible but must be supported by adequate justification.

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.

Army

Accounting Requirements	X – Expendable item. an item of army property coded with an arc of ``x'' in the amdf. expendable items require no formal accountability after issue from a stock record account. commercial and fabricated items similar to items coded ``x'' in the amdf are considered expendable items.
Material Category 1	T – Industrial supplies (dla/gsa items)
Material Category 2	2 – Stock fund secondary items
Material Category 3	2 – Nonreparable items (exclusive of insurance and provisioning items). this code will be used to identify items which are not reparable.
Material Category 4 & 5	00 – Dla/gsa-managed items that cannot be identified to a specific army weapons systems/end item

Army Management Code Definition

Accounting Requirements	Accounting Requirements Code (ARC): a one position alpha code that indicates the accountability of an item of supply.
Material Category 1	Material category and inventory manager.
Material Category 2	Appropriation and budget activity account.
Material Category 3	Management inventory segment.
Material Category 4 & 5	Specific group / generic category.