Product Details | SPACING THREADED STANDOFF

5340-00-998-1677 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: CE147081, 5340-00-998-1677, 00-998-1677, 5340009981677, 009981677

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 25 NOV 1966 00-998-1677

Drawings & Photos | NSN 5340-00-998-1677


Cross Reference | NSN 5340-00-998-1677

Part Number Cage Code Manufacturer
CE147081 98230 NATIONAL SECURITY AGENCY

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Technical Data | NSN 5340-00-998-1677

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
CROSS-SECTIONAL SHAPE HEXAGON
WIDTH ACROSS FLATS 0.250 INCHES NOMINAL
STYLE DESIGNATOR 4 LEFT INTERNAL AND RIGHT EXTERNAL THREAD
SHOULDER DIAMETER 0.203 INCHES NOMINAL
SHOULDER LENGTH 0.025 INCHES NOMINAL
LENGTH 0.734 INCHES NOMINAL
THREAD LENGTH 0.400 INCHES NOMINAL LEFT INTERNAL 0.366 INCHES NOMINAL RIGHT EXTERNAL
(NON-CORE DATA) FIRST PROJECTION LENGTH 0.025 INCHES NOMINAL
(NON-CORE DATA) SECOND PROJECTION LENGTH 0.459 INCHES NOMINAL
(NON-CORE DATA) FIRST PROJECTION DIAMETER 0.203 INCHES NOMINAL
(NON-CORE DATA) SECOND PROJECTION DIAMETER 0.138 INCHES NOMINAL
(NON-CORE DATA) FIRST INTERNAL THREAD CHARACTERISTICS 6/0.138/IN.-32 NC 2B,RH
(NON-CORE DATA) EXTERNAL THREAD CHARACTERISTICS 6/0.138/IN./-32>NC 2A,RH
MANUFACTURERS CODE 98230
DESIGN CONTROL REFERENCE CE147081

Restrictions/Controls & Freight Information | NSN 5340-00-998-1677

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
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 095190 HARDWARE, NOI SUB 9
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code XN National Security Agency
ATTN: L111
Fort George G. Meade, MD 20755-6000
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 5340-00-998-1677

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each