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20H1708D17 Hexagon Self-Locking Nut

5310-00-660-2817

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Official Item Classification

Name
Hexagon Self-Locking Nut
Part Number
20H1708D17
(NSN) National Stock Number
5310-00-660-2817
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
05277
(FIIG) Federal Item Identification Guide
A021A0
Date
01/01/1963 (63 years ago)

3b thread class, hexagon nut style, right-hand thread direction, prevailing torque with nonmetallic insert locking feature, 0.133 inches minimum and 0.153 inches maximum nut height

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque with nonmetallic insert

Nut Style

hexagon

Nut Height

0.133 inches minimum and 0.153 inches maximum

Width Across Flats

0.243 inches minimum and 0.251 inches maximum

Temp Rating

250.0 fahrenheit nominal

Thread Series

unf

Thread Quantity Per Inch

64

Nominal Thread Size

0.086 inches

Bearing Surface Type

chamfered

Bearing Surface Finish

125.0 microinches

Material

steel comp 1212 nut

Material Document And Classification

ams5010 assn std single material response nut

Material Document And Classification

mil-m-20693 comp a type1 mil spec 1st material response or mil-m-20693 comp b type4 and 4a mil spec 2nd material response locking insert

Surface Treatment

cadmium overall except insert

Surface Treatment Document And Classification

qq-p-416,ty 1,cl 3 fed spec single treatment response overall except insert

Replacement For

Part Number Description
5310-00-580-4890 No Name Available 02/01/1983

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content 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.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005277

Related Hardware Products

Part Number Description
20H1708D17 Hexagon Self-Locking Nut
22NM-1224 Hexagon Self-Locking Nut
22NM-24 Hexagon Self-Locking Nut
2A22NM1224 Hexagon Self-Locking Nut
422294-3 Hexagon Self-Locking Nut
F22NM-24 Hexagon Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-660-2817?
The FSCG of the NSN 5310-00-660-2817 is 5310
Does the NSN 5310-00-660-2817 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-660-2817 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 5310-00-660-2817 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-660-2817 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 5310-00-660-2817 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963