988022-4
View detailed technical data, stock status, and sourcing information for: 988022-4
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A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
right-hand thread direction, 3b thread class, hexagon nut style, 0.125 inches nominal nut height, 0.428 inches minimum and 0.440 inches maximum width across flats
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
- Nut Style
- hexagon
- Nut Height
- 0.125 inches nominal
- Width Across Flats
- 0.428 inches minimum and 0.440 inches maximum
- Thread Series
- unf
- Thread Quantity Per Inch
- 28
- Nominal Thread Size
- 0.250 inches
- Countersink Angle
- 110.0 degrees nominal nut
- Bearing Surface Type
- chamfered
- Material
- steel comp 301 or steel comp 302 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 385 or steel comp 302b or steel comp 384 overall
- Material Document And Classification
- 66 fed std all material responses overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response overall
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-00-097-5198 | No Name Available | 09/01/1990 |
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 |
|---|---|
| 457-5565 | Hexagon Plain Nut |
| 988022-4 | Hexagon Plain Nut |
| AN316-C4RNONMAG | Hexagon Plain Nut |
| AN316C4RN0NMAGNETIC | Hexagon Plain Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-007-9901?
Does the NSN 5310-00-007-9901 have a Schedule B code assigned?
Does NSN 5310-00-007-9901 require demilitarization?
Does NSN 5310-00-007-9901 contain precious materials?
Does NSN 5310-00-007-9901 contain hazardous materials?
When the NSN 5310-00-007-9901 was assigned to the Federal Catalog?
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