Price Quote Get an up to date pricing and availability quote for this product. Order online or over the phone.
Quality Commitment
Serving our customers with quality and safety first.
- AS9120 Certified
- Audited supply chain
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- Customer service objectives
- Every product 100% inspected
Datasheet. M-4-18-20 specification
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
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.250in. ⁓1/4"
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.138in. (UTS #6)
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
32
The chemical compound or mechanical mixture properties of which the screw is fabricated.
steel
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
32
0.250 inches
Right-hand
2a
Schedule B number: 7318152000
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
NSN 5305-01-459-4739 SCREW,MACHINE
unc thread series 32 thread quantity per inch 0.250" thread length right-hand 2a thread class
- NIIN
- 014594739
- NIIN Date
- 10/02/98
- Schedule B
- 7318152000
- Name Code
- 06657
- FIIG
- A500D0
- 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. | M-5-2-7 | Cage 07309 |
Major End Users Countries and entities
- - Australia
- - New Zealand
- - Republic of Korea
Availability for M-4-18-20 A member of our team will provide you with a price and availability quote
Request a Quote »Similar by Design Other screws with similar characteristics
Nothing similar to this part number was found in our inventory
M-4-18-20 / Screw,machineWhat is the formal definition of this item?
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
