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Datasheet. HT4027-9-16 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.
0.906in. ⁓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.
1.906in. ⁓1-29/32"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
flat countersunk
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
0.838in.
The length of a straight line which passes through the center of the grip,and terminates at the circumference.
0.561in. and 0.562in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
HIGH-Torque
The national stock number or the identification information of the end equipment for which the item is a part.
F-15 aircraft
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.562in. ⁓9/16"
A measurement of the longest dimension of the grip,in distinction from width.
1.000in.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
18
The included angle of the countersink.
100.0 degrees
The chemical compound or mechanical mixture properties of which the item is fabricated.
nickel alloy 718
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
AMS5662 assn std 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.
unjf
Answers.
Unjf
Nickel alloy 718
18
1.000 inches
Flat countersunk
0.906 inches
Right-hand
3a
Schedule B number: 7508900000
nmfc 096640
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5305 ⁓ Screws
NSN 5305-01-579-9838 SCREW,CLOSE TOLERANCE
Used on f-15 aircraft. unjf thread series 18 thread quantity per inch 1.000" grip length flat countersunk head style 0.906" thread length right-hand 3a thread class
- NIIN
- 015799838
- NIIN Date
- 12/01/09
- Schedule B
- 7508900000
- Name Code
- 29294
- FIIG
- A003B0
- QUP
- Historical Price
- $23.00 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. | ST3M557-9-16 | Cage 76301 |
| 2. | ST3M557-9-16 | Cage 58998 |
| 3. | ST3M557-9-16 | Cage 76301 |
| 4. | ST3M557-9-16 | Cage 58998 |
Major End Users Countries and entities
- - Department of The Air Force
- - Republic of Korea
Availability for HT4027-9-16 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)
- 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
- Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft
- Commodity (for shipments via water)
- Metal hardware
- NMFC (national motor freight code)
- 096640 SCREWS, IRON OR STEEL
- UFC (universal freight code)
- 50600
Similar by Design Other screws with similar characteristics
Nothing similar to this part number was found in our inventory
HT4027-9-16 / Screw,close toleranceWhat is the formal definition of this item?
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is designed to be held or driven with an inserted driver. it is not designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads.
