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Datasheet. 203-4678510 ITEM 20 specification
The number of single screw threads per inch of the threaded portion.
6 counterbore
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2a
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.
RIGHT-Hand
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.
15.000in. ⁓15-1/64"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
hexagon
A measurement from the bottom to the top of the head,in distinction from depth.
1.000in. ⁓1/64"
0.174in. and 0.175in.
The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.
0.060in. first hole
A measurement of the extent of internal threads,including incomplete threads,along a line parallel to the longitudinal axis.
6.000in. counterbore
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
2.500in. ⁓2-1/2"
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
unc counterbore
The direction of the internal thread when viewed axially.
RIGHT-Hand counterbore
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
4
A designation that is used for the purpose of general identification of the thread.
1.500in. counterbore ⁓1-1/2"
The distance from the shank hole centerline to the largest bearing surface of the head.
8.750in. first hole
A numeric-alpha designator indicating the pitch diameter tolerance of an internal thread.
2b counterbore
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
slotted on lower threaded 1.880 in. fro point 0.380 in. dia
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
concentric hole threaded
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unc
Answers.
Unc
Concentric hole threaded
4
Hexagon
Right-hand
2a
FSC 5306 ⁓ Bolts
NSN 5306-01-319-9436 BOLT,INTERNALLY RELIEVED BODY
unc thread series concentric hole threaded slotted on lower threaded 1.880 in. fro point 0.380 in. dia 4 thread quantity per inch hexagon head style right-hand 2a thread class
- NIIN
- 013199436
- NIIN Date
- 05/17/90
- Schedule B
- Name Code
- 06676
- FIIG
- A003B0
- Item Weight
- 17.000lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $2,855.23 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | 30-11-7840 | Cage 96169 |
Major End Users Countries and entities
- - Department of The Navy
Availability for 203-4678510 ITEM 20 A member of our team will provide you with a price and availability quote
Request a Quote »Shipping Information
- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- Rating variable
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
- Commodity (for shipments via water)
- Iron or steel, structural, (less than 35 feet)(see 825)
- NMFC (national motor freight code)
- 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
- UFC (universal freight code)
- 48950
Similar by Design Other bolts with similar characteristics
Nothing similar to this part number was found in our inventory
203-4678510 ITEM 20 / Bolt,internally relieved bodyWhat is the formal definition of this item?
An externally threaded fastener whose external threaded portion is of one nominal diameter. it has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. the concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. the head is designed to be held or driven by an external and/or internal driver. for items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.
