ALLAF17/25-4
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A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
3b thread class, 0.265 inches minimum and 0.270 inches maximum first end counterbore diameter, right-hand thread direction, dry film lubricant lubrication, 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
- Counterbore Diameter
- 0.265 inches minimum and 0.270 inches maximum first end
- Lubrication
- dry film lubricant
- Mounting Hole Diameter
- 0.098 inches minimum and 0.103 inches maximum
- Nut Style
- plate
- Nut Length
- 1.360 inches minimum and 1.390 inches maximum
- Nut Height
- 0.545 inches maximum
- Plate Thickness
- 0.023 inches minimum and 0.027 inches maximum
- Plate Width
- 0.865 inches maximum
- Nut Counterbore Depth
- 0.188 inches nominal first end
- Nut Mounting Provision
- straight holes
- Mounting Hole Arrangement Style
- 2 holes
- Distance From Aperture Center To Mounting Hole Center
- 0.557 inches minimum and 0.567 inches maximum
- Center To Center Distance Between Mounting Holes Along Length
- 1.123 inches minimum and 1.127 inches maximum
- Thread Series
- unjf
- Features Provided
- floating nut
- Thread Quantity Per Inch
- 28
- Nominal Thread Size
- 0.250 inches
- Material
- iron alloy 660 nut
- Material
- steel comp 601 base
- Material
- steel comp 601 shell
- Material Document And Classification
- ams 5643 assn std single material response base
- Material Document And Classification
- ams 5643 assn std single material response shell
- Material Document And Classification
- ams 5735 assn std single material response nut
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response overall
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 |
|---|---|
| ALLAF17/25-4 | Plate Self-Locking Nut |
| F51827-4-25 | Plate Self-Locking Nut |
| NS202545-4-24C | Plate Self-Locking Nut |
| ST3M722C4M25-1 | Plate Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-01-132-6524?
Does the NSN 5310-01-132-6524 have a Schedule B code assigned?
Does NSN 5310-01-132-6524 require demilitarization?
Does NSN 5310-01-132-6524 contain precious materials?
Does NSN 5310-01-132-6524 contain hazardous materials?
When the NSN 5310-01-132-6524 was assigned to the Federal Catalog?
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