Eccentric Head Bolt
597778
(NSN) National Stock Number
5306-00-011-2645
Federal Supply Classification
5306 Bolts
Item Name Code
21861
Schedule B Code
7318152000
Summary
3a thread class, right-hand thread direction, 0.625 inches minimum and 0.645 inches maximum fastener length, 0.480 inches minimum and 0.500 inches maximum head diameter, 0.130 inches minimum and 0.150 inches maximum head height, 0.123 inches minimum and 0.124 inches maximum distance from centerline to flat
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 2 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | SB |
Identification
An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 21861 | A003B0 | - | 1 |
Specifications
Thread Class
3a
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Direction
right-hand
Details
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Fastener Length
0.625 inches minimum and 0.645 inches maximum
Details
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.Head Diameter
0.480 inches minimum and 0.500 inches maximum
Details
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.Head Height
0.130 inches minimum and 0.150 inches maximum
Details
A measurement from the bottom to the top of the head,in distinction from depth.Distance From Centerline To Flat
0.123 inches minimum and 0.124 inches maximum
Details
None.Distance From Center Of Head To Center Of Shank
0.124 inches nominal
Details
The distance,measured along a line perpendicular to the longitudinal axis,from the center of the head to the center of the shank.Shank Unthreaded Hole Diameter
0.065 inches minimum first hole and 0.072 inches maximum first hole
Details
The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.Nominal Thread Diameter
0.250 inches
Details
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.Thread Quantity Per Inch
28
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Hardness Rating
30.0 rockwell c minimum overall and 38.0 rockwell c maximum overall
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Thread Series Designator
unf
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 597778 | 92215 | 5 | - | 3 | 2 | - | ZZ |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 573 | Z | 9 |
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Manufacturer
RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY
CAGE: 77445
EAST HARTFORD
, CT
, 06118-3811
UNITED STATES
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FAQs
Frequently asked questions for NSN 5306-00-011-2645
What is the NIIN of the NSN 5306-00-011-2645?
The National Item Identification Number (NIIN) of the NSN 5306-00-011-2645 is 00-011-2645
When the NSN 5306-00-011-2645 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Wed, May 1, 1968
Does the NSN 5306-00-011-2645 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-011-2645 contain any hazardous material?
No data in HMIRS
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