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Datasheet. 0.312-18UNC-2AX0.625LG NICUAL 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
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
SELF-Locking locking feature
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.312in. ⁓5/16"
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
18
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
zzzx
The chemical compound or mechanical mixture properties of which the item is fabricated.
nickel alloy
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
The variation when the item is in conformity with a type designator covered by a specification or standard,except in regard to one or more technical differentiating characteristics.
material controlled iaw SS800-AG-MAN-010/P-9290 system certification produres and criteria manual for deep submergence systems; critical item for safety and survival of deep submergence research and rescue vehicles as differentiated by special test features
Answers.
Unc
Nickel alloy
18
Right-hand
2a
Schedule B number: 7508900000
nmfc 096640
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5305 ⁓ Screws
NSN 5305-01-641-1267 SCREW,CAP,HEXAGON HEAD
unc thread series 18 thread quantity per inch right-hand 2a thread class
- NIIN
- 016411267
- NIIN Date
- 01/09/15
- Schedule B
- 7508900000
- Name Code
- 18257
- FIIG
- A003B0
- DEMIL / ITAR
- Uncontrolled item (Code )
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- 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. | DF330613 FIND NO 56 | Cage 43689 |
| 2. | 7383858-DF330613-97-56 | Cage 53711 |
| 3. | 7550478-DF330613-044 | Cage 53711 |
| 4. | 801-6408529 FIND NO 56 | Cage 53711 |
| 5. | G547-0002-DF330613-044 | Cage 96169 |
| 6. | H547-0001-DF330613-97-56 | Cage 96169 |
| 7. | 0.312-18UNC-2AX0.625LG NICUALD4 | Cage 03950 |
| 8. | 7383858-DF330613-97-56D4 | Cage 03950 |
| 9. | DF330613 FIND NO 56D4 | Cage 03950 |
| 10. | 7550478-DF330613-044D4 | Cage 03950 |
| 11. | 801-6408529 FIND NO 56D4 | Cage 03950 |
| 12. | G547-0002-DF330613-044D4 | Cage 03950 |
| 13. | H547-0001-DF330613-97-56D4 | Cage 03950 |
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)
- 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
0.312-18UNC-2AX0.625LG NICUAL / Screw,cap,hexagon headWhat is the formal definition of this item?
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
