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5305-01-006-0297

Find complete technical information, availability, and procurement data for: 5305-01-006-0297

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5305-01-006-0297
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-006-0297
Item Name Code
29294
Assigment Date
07/10/1975 (51 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

3a thread class, 1.199 inches minimum and 1.229 inches maximum fastener length, right-hand thread direction, 0.251 inches minimum and 0.301 inches maximum thread length, flat chamfer head style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.251 inches minimum and 0.301 inches maximum
Fastener Length
1.199 inches minimum and 1.229 inches maximum
Head Style
flat chamfer
Head Diameter
0.265 inches minimum and 0.270 inches maximum
Head Height
0.088 inches minimum and 0.102 inches maximum
Grip Diameter
0.1625 inches minimum and 0.1635 inches maximum
Internal Drive Style
offset cruciform (torque set)
Nominal Thread Diameter
0.164 inches
Grip Length
0.928 inches minimum and 0.948 inches maximum
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Surface Finish
32.0 microinches bearing surface of head
Surface Finish
32.0 microinches grip
Surface Finish
32.0 microinches threads
Material
steel comp e4340 or steel comp 4140 or steel comp 4340 or steel comp 8740 overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,type 2,class 2 fed spec single treatment response overall
Thread Series Designator
unjc
Specification/Standard Data
80205-nas1122 professional/industrial association standard

Related Parts

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Part Number Name
NAS1122-15 Close Tolerance Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-006-0297?
The FSCG of the NSN 5305-01-006-0297 is 5305
Does the NSN 5305-01-006-0297 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-006-0297 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-006-0297 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-006-0297 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-006-0297 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Thu, Jul 10, 1975

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