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NAS1221R06E-64

View detailed technical data, stock status, and sourcing information for: NAS1221R06E-64

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NAS1221R06E-64
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-420-7058
Item Name Code
06657
Assigment Date
10/24/1995 (30 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

4.262 inches minimum and 4.292 inches maximum fastener length, flat countersunk head style, right-hand thread direction, 3a thread class, 0.276 inches nominal thread length

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
0.276 inches nominal
Fastener Length
4.262 inches minimum and 4.292 inches maximum
Head Style
flat countersunk
Head Diameter
0.244 inches minimum and 0.279 inches maximum
Internal Drive Style
torque-set ribbed
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
iron alloy 660
Screw Material Document And Classification
ams 5731 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response
Screw Surface Treatment
passivate
Screw Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response
Thread Series Designator
unjc
Specification/Standard Data
80205-nas1221 professional/industrial association standard

Related Parts

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Part Number Name
NAS1221R06E-64 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-420-7058?
The FSCG of the NSN 5305-01-420-7058 is 5305
Does the NSN 5305-01-420-7058 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-420-7058 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 5305-01-420-7058 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-420-7058 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 5305-01-420-7058 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Tue, Oct 24, 1995

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