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Datasheet. 256161PC5 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a
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
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.899in. ⁓29/32"
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.
0.980in. and 1.020in. ⁓1-1/32"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
wing no. 2
A measurement from the bottom to the top of the head,in distinction from depth.
0.781in. ⁓25/32"
1.688in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the point.
oval
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.375in. ⁓3/8"
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
16
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
navy special project
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.
0.064in. diameter hole 0.1875in. plus or minus .020 from threaded end
The chemical compound or mechanical mixture properties of which the item is fabricated.
copper alloy
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
QQ-B-691 fed spec single material response
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.
1EA
Unc
Copper alloy
16
Wing no. 2
0.899 inches minimum
Right-hand
3a
Schedule B number: 7415338550
nmfc 096630
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
NSN 5305-00-271-2395 THUMBSCREW
unc thread series 0.064" diameter hole 0.1875" plus or minus .020 from threaded end navy special project 16 thread quantity per inch wing no. 2 head style 0.899" thread length right-hand 3a thread class
- NIIN
- 002712395
- NIIN Date
- 01/01/63
- Schedule B
- 7415338550
- Name Code
- 06673
- FIIG
- A003B0
- Item Weight
- 0.000lbs
- Item Dimensions
- QUP
- 1
- Historical Price
- $228.45 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Metal content unknown
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - Department of The Navy
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Request a Quote »Shipping Information
- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- 70.0
- 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)
- Metal hardware
- NMFC (national motor freight code)
- 096630 SCREWS NOI BRASS/BRONZE/COPPER
- UFC (universal freight code)
- 50590
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Nothing similar to this part number was found in our inventory
256161PC5 / ThumbscrewWhat is the formal definition of this item?
An externally threaded fastener whose threaded portion is of one nominal diameter. it may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. it has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. for items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).
