122-5277656 ITEM 31
View detailed technical data, stock status, and sourcing information for: 122-5277656 ITEM 31
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-761-7673
Item Name Code
05277
Assigment Date
03/21/1967 (59 years ago)
prevailing torque with nonmetallic insert locking feature, 3b thread class, 0.855 inches minimum and 0.891 inches maximum nut height, right-hand thread direction, hexagon nut 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
- 3b
- Thread Direction
- right-hand
- Locking Feature
- prevailing torque with nonmetallic insert
- Nut Style
- hexagon
- Nut Height
- 0.855 inches minimum and 0.891 inches maximum
- Width Across Flats
- 1.052 inches minimum and 1.064 inches maximum
- Temp Rating
- 250.0 fahrenheit nominal
- Thread Series
- unf
- Thread Quantity Per Inch
- 16
- Nominal Thread Size
- 0.750 inches
- Countersink Angle
- 88.0 degrees nominal nut
- Bearing Surface Type
- chamfered or washer faced
- Bearing Surface Finish
- 125.0 microinches
- Material
- plastic polyhexamethylene amide locking insert
- Material
- steel comp 1137 nut
- Material Document And Classification
- fed std 66 fed std single material response nut
- Material Document And Classification
- mil-m-20693 comp a ty 1 mil spec single material response seal
- Surface Treatment
- cadmium overall except insert
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec single treatment response overall except insert
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-00-208-2635 | No Name Available | 10/16/1996 |
| 5310-00-731-9319 | No Name Available | 11/01/1984 |
| 5310-00-948-4108 | No Name Available | 06/06/2001 |
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 |
|---|---|
| 122-5277656 ITEM 31 | Hexagon Self-Locking Nut |
| 122-5277660 ITEM 47 | Hexagon Self-Locking Nut |
| AE17700-15 | Hexagon Self-Locking Nut |
| MS17829-12F | Hexagon Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-761-7673?
The FSCG of the NSN 5310-00-761-7673 is 5310
Does the NSN 5310-00-761-7673 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-761-7673 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 5310-00-761-7673 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-761-7673 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 5310-00-761-7673 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Tue, Mar 21, 1967
Professional Distribution
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 1,166 |
| New Material | 965 |
| As Removed | 1 |
| Total | 2,132 |
Availability of this item was last updated on:
04/07/2026 03:04 PM EDT.
Stock levels and pricing are subject to change.