21888-1720-9010

View detailed technical data, stock status, and sourcing information for: 21888-1720-9010
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-685-3622

Item Name Code

05277

Assigment Date

01/01/1963 (63 years ago)

3b thread class, right-hand thread direction, dry film lubricant lubrication, hexagon nut style, prevailing torque all metal design locking feature

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Lubrication: dry film lubricant
Nut Style: hexagon
Nut Height: 0.141 inches maximum
End Item Identification: aircraft, sof (ac-130h, mc-130h, ec-130e, hc-130); helicopter, search and rescue, hh-60h; helicopter, carrier based asw, sh-60f; missile, all weather anti-ship, harpoon (agm-84); engine, aircraft, tf-33-p-7 (c-141a/b); support equipment, b-52 aircraft; engine, aircraft, t56-a-7/15 (c-130b/e/h/n/p); aircraft, c-18a, ec-18b; deep submergence systems programs (dssp); aircraft, osprey v-22a, air force; aircraft, osprey v-22a, marine corps; helicopter, mh-53e
Width Across Flats: 0.302 inches minimum and 0.314 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Countersink Angle: 120.0 degrees nominal nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Special Features: internal wrenching
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response overall
Specification/Standard Data: 80205-nas679 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-171-1875	No Name Available	04/01/1996
5310-00-550-0739	No Name Available	01/01/1961
5310-00-595-7458	No Name Available	12/19/1969
5310-00-655-7028	No Name Available	05/13/1966
5310-00-655-7301	No Name Available	05/13/1966
5310-00-660-3223	No Name Available	05/13/1966
5310-00-699-9686	No Name Available	05/13/1966
5310-00-722-5772	No Name Available	03/11/1968
5310-00-802-7780	No Name Available	05/13/1966
5310-00-805-2683	No Name Available	05/13/1966
5310-00-899-5750	No Name Available	05/13/1966

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1048637-2	Hexagon Self-Locking Nut
11AA1611	Hexagon Self-Locking Nut
21888-1720-9010	Hexagon Self-Locking Nut
486019-3	Hexagon Self-Locking Nut
5310PL1841442	Hexagon Self-Locking Nut
5800332-9002-056	Hexagon Self-Locking Nut
660113-02	Hexagon Self-Locking Nut
8528832	Hexagon Self-Locking Nut
8597448-006	Hexagon Self-Locking Nut
8909183	Hexagon Self-Locking Nut
96-62W	Hexagon Self-Locking Nut
BACN10BY506W	Hexagon Self-Locking Nut
CP10-3-4-632	Hexagon Self-Locking Nut
H10-06	Hexagon Self-Locking Nut
LHTM62	Hexagon Self-Locking Nut
LHTM62WTZ	Hexagon Self-Locking Nut
NAS679A06W	Hexagon Self-Locking Nut
RMLHTM62W	Hexagon Self-Locking Nut
S862SN5-632	Hexagon Self-Locking Nut
S862TN5-632	Hexagon Self-Locking Nut
T6S632	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-685-3622?

The FSCG of the NSN 5310-00-685-3622 is 5310

Does the NSN 5310-00-685-3622 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-685-3622 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 5310-00-685-3622 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-685-3622 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 5310-00-685-3622 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963