Product Details | CLOSE TOLERANCE BOLT

5306-00-377-5606 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.

Part Alternates: ST217902, ST2179-02, 5306-00-377-5606, 00-377-5606, 5306003775606, 003775606

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 16 MAR 1974 00-377-5606

Drawings & Photos | NSN 5306-00-377-5606


Demand History | NSN 5306-00-377-5606

Part Number Request Date QTY Origin
ST2179-02 2023-05-142 594 DIBBS
5306-00-377-5606 2018-12-337 1441 DIBBS
5306-00-377-5606 2018-11-329 1441 DIBBS
5306-00-377-5606 2018-01-31 2518 DIBBS
5306-00-377-5606 2017-03-71 1274 DIBBS
5306-00-377-5606 2017-02-53 58 MANUAL
5306-00-377-5606 2010-11-334 2251 DIBBS
5306-00-377-5606 2010-05-123 572 DIBBS
5306-00-377-5606 2010-04-112 2251 DIBBS

Cross Reference | NSN 5306-00-377-5606

Part Number Cage Code Manufacturer
ST2179-02 0UCY9 M.S. AEROSPACE INC.
ST2179-02 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
ST2179-02 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 5306-00-377-5606

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.350 INCHES MINIMUM AND 0.400 INCHES MAXIMUM
FASTENER LENGTH 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
MATERIAL NICKEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5758 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE C10 DOUBLE HEXAGON WITH HOLE
HEAD HEIGHT 0.244 INCHES MINIMUM AND 0.264 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.313 INCHES NOMINAL
EXTENDED WASHER DIAMETER 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM
EXTENDED WASHER THICKNESS 0.032 INCHES MINIMUM
HOLE CONFIGURATION STYLE E2 DOUBLE HEXAGON LONGITUDINAL HOLE
HOLE TYPE DRILLED
HOLE QUANTITY 4
HOLE DIAMETER 0.055 INCHES NOMINAL
GRIP LENGTH 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
GRIP DIAMETER 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE ST2179-02

Restrictions/Controls & Freight Information | NSN 5306-00-377-5606

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type 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.
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 574 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity 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 Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5306-00-377-5606

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeNZSX:PRATT & WHITNEY JET ENGINES & COMPONENTS, F-100–P-100
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV 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.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
A
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
A
EA : Each