5306-01-541-5256
Find complete technical information, availability, and procurement data for: 5306-01-541-5256
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A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.
spline extended washer head style, right-hand thread direction, 0.705 inches nominal thread length, 2.580 inches nominal fastener length, 3a thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.705 inches nominal
- Fastener Length
- 2.580 inches nominal
- Head Style
- spline extended washer
- Head Height
- 0.393 inches nominal
- Extended Washer Diameter
- 0.812 inches nominal
- Extended Washer Thickness
- 0.063 inches nominal
- Grip Diameter
- 0.436 inches minimum and 0.437 inches maximum
- Head Minor Diameter
- 0.500 inches nominal
- End Item Identification
- fighter aircraft (f18 e/f); arr list code
- Nominal Thread Diameter
- 0.438 inches
- Grip Length
- 1.875 inches nominal
- Thread Quantity Per Inch
- 20
- Minimum Tensile Strength
- 28340 pounds per square inch
- Part Name Assigned By Controlling Agency
- inavy: bolt, machine; dwg: bolt - close tolerance, spline drive, flange head (145 ksi fsu) cres
- Special Features
- non-drilled shank; wrenching element no. 14
- Material
- steel corrosion resisting overall
- Material Document And Classification
- m+35 per ams 5758 or ams 5844 assn std single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- ams-qq-p-35 assn std single treatment response overall
- Thread Series Designator
- unjf
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 |
|---|---|
| 3M1263-7-30 | Close Tolerance Bolt |
| 93784-7-30 | Close Tolerance Bolt |
| PBF1626-7-30 | Close Tolerance Bolt |
FAQs
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