Product Details | SPACING THREADED STANDOFF

5340-01-172-6309 A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see STUD (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see NUT (as modified); use maximum dimensions(s) for compliance.

Part Alternates: 6468432001, 646-8432-001, 5340-01-172-6309, 01-172-6309, 5340011726309, 011726309

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 23 FEB 1984 01-172-6309

Drawings & Photos | NSN 5340-01-172-6309


Cross Reference | NSN 5340-01-172-6309

Part Number Cage Code Manufacturer
646-8432-001 13499 ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS

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Technical Data | NSN 5340-01-172-6309

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-5541, CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CROSS-SECTIONAL SHAPE HEXAGON
WIDTH ACROSS FLATS 0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
STYLE DESIGNATOR 3 INTERNALLY THREADED FULL LENGTH
LENGTH 0.450 INCHES NOMINAL
SPECIAL FEATURES COUNTERSINK 80.0 IN. MIN 84.0 IN. MAX DEGREES BOTH ENDS
(NON-CORE DATA) FIRST INTERNAL THREAD CHARACTERISTICS 4-40 UNC 2B RH
MANUFACTURERS CODE 13499
DESIGN CONTROL REFERENCE 646-8432-001

Restrictions/Controls & Freight Information | NSN 5340-01-172-6309

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
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 013120 ALUMINUM ARTICLE NOI SUB 6
Less than car load rating
Less than truck load rating J 100.2
Water commodity Code 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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