1551B
View detailed technical data, stock status, and sourcing information for: 1551B
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-720-8668
Item Name Code
01857
Assigment Date
01/01/1963 (63 years ago)
hexagon nut style, 0.375 inches nominal nut height, 0.188 inches nominal width across flats, 2b thread class, right-hand thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2b
- Thread Direction
- right-hand
- Nut Style
- hexagon
- Nut Height
- 0.375 inches nominal
- Width Across Flats
- 0.188 inches nominal
- Thread Series
- unc
- Thread Quantity Per Inch
- 40
- Nominal Thread Size
- 0.112 inches
- Bearing Surface Type
- chamfered
- Material
- copper alloy 360 overall
- Material Document And Classification
- qq-b-626 fed spec single material response overall
- Surface Treatment
- cadmium and chromate overall
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-00-088-1266 | No Name Available | 11/02/1978 |
| 5310-00-141-7845 | No Name Available | 01/01/1988 |
| 5310-00-177-7678 | No Name Available | 01/01/1983 |
| 5310-00-655-6803 | No Name Available | 01/01/1979 |
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 |
|---|---|
| 1551B | Hexagon Plain Nut |
| 350-3934-05-07 | Hexagon Plain Nut |
| 8096710 | Hexagon Plain Nut |
| 8132431 | Hexagon Plain Nut |
| BI574-3-8-1 | Hexagon Plain Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-720-8668?
The FSCG of the NSN 5310-00-720-8668 is 5310
Does the NSN 5310-00-720-8668 have a Schedule B code assigned?
Yes, the Schedule B code is 7415290000
Does NSN 5310-00-720-8668 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 5310-00-720-8668 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-720-8668 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 5310-00-720-8668 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
Professional Distribution
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Pricing
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