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Datasheet. NAS1287C4 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3b
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.
prevailing torque all metal design
0.416in.
The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.
0.254in. nut
The distance measured in a straight line from the bottom to the top of an item.
0.280in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
hexagon
The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.
0.090in. nut
The shortest straight line between flats,perpendicular to the height.
0.304in. and 0.316in. ⁓21/64"
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.
1400.0 deg fahrenheit
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
unjf
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
36.0 rockwell c and 42.0 rockwell c
A designation that is used for the purpose of general identification of the thread.
0.250in. ⁓1/4"
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
navy special project
The chemical compound or mechanical mixture properties of which the item is fabricated.
nickel alloy M252
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
ams 5756 assn std single material response
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
nickel locking insert and zinc locking insert
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
ams 6304 assn std single treatment response locking insert
Answers.
5EA
Nickel alloy m252
28
Right-hand
3b
Schedule B number: 7508900000
nmfc 093486
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
NSN 5310-00-056-9524 NUT,SELF-LOCKING,EXTENDED WASHER
nickel locking insert surface treated navy special project 28 thread quantity per inch right-hand 3b thread class
- NIIN
- 000569524
- NIIN Date
- 06/06/67
- Schedule B
- 7508900000
- Name Code
- 29730
- FIIG
- A021A0
- QUP
- 5
- Historical Price
- $337.80 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | LH4079-048 | Cage 019L2 |
| 2. | LH4079-048 | Cage 72962 |
Major End Users Countries and entities
- - Department of The Navy
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- 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)
- Bolts or nuts (iron or steel),(less than 35 feet)
- NMFC (national motor freight code)
- 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
- UFC (universal freight code)
- 48950
Similar by Design Other nuts with similar characteristics
Nothing similar to this part number was found in our inventory
NAS1287C4 / Nut,self-locking,extended washerWhat is the formal definition of this item?
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. an integral feature is incorporated for locking on the threads of a mating member.
