Product Details | SPACING THREADED STANDOFF

5340-00-239-1977 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: 953210, 953-210, 953B210, 5340-00-239-1977, 00-239-1977, 5340002391977, 002391977

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 29 OCT 1969 00-239-1977

Drawings & Photos | NSN 5340-00-239-1977


Cross Reference | NSN 5340-00-239-1977

Part Number Cage Code Manufacturer
953-210 10639 AVIONICS SPECIALTIES INC.
953B210 10639 AVIONICS SPECIALTIES INC.

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Technical Data | NSN 5340-00-239-1977

Characteristic Specifications
CROSS-SECTIONAL SHAPE ROUND
DIAMETER 0.242 INCHES MINIMUM AND 0.246 INCHES MAXIMUM
STYLE DESIGNATOR 21 PROJECTION BOTH ENDS RIGHT EXTERNAL THREAD
LENGTH 0.292 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
(NON-CORE DATA) EXTERNAL THREAD LENGTH 0.125 INCHES NOMINAL
(NON-CORE DATA) FIRST PROJECTION DIAMETER 0.107 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
(NON-CORE DATA) SECOND PROJECTION DIAMETER 0.149 INCHES MINIMUM AND 0.151 INCHES MAXIMUM
(NON-CORE DATA) EXTERNAL THREAD CHARACTERISTICS 4-40 UNC-2A RH
(NON-CORE DATA) MATERIAL STAINLESS STEEL QQ-S-764,CLASS 303,COND A
(NON-CORE DATA) SURFACE TREATMENT PASSIVATED
MANUFACTURERS CODE 10639
DESIGN CONTROL REFERENCE 953-210

Restrictions/Controls & Freight Information | NSN 5340-00-239-1977

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: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 061680 ELEC WIRING PLUGS ETC SUB2
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 72D unknown
Originating Activity Code SG 403 SCMS/GUED
5215 Thurlow St, Suite 5, Bldg 70C
Wright-Patterson AFB OH 45433
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable