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Datasheet. A021A0 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
1.000in.
The distance measured in a straight line from the bottom to the top of an item.
0.340in.
0.040in.
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.
20
A designation that is used for the purpose of general identification of the thread.
0.4375in. ⁓29/64"
The included angle of the countersink.
110.0 degrees boss
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.
body dia. 0.518 in.; surface treat K-103, cagec 76823, B4 primer; low observable item
The chemical compound or mechanical mixture properties of which the item is fabricated.
titanium alloy uns R56400
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
MIL-T-9047, type 3, comp a mil spec 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.
paint lusterless except threads
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
R-229, cagec 76823 mfr ref single treatment response except threads
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.
used as insert, pressure tap w/pn -001
Answers.
1EA
Titanium alloy uns r56400
20
Right-hand
3b
Schedule B number: 8108908000
Other wrought titanium
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 5310-01-349-9629 NUT,PLAIN,EXTENDED WASHER,ROUND
paint lusterless except threads surface treated body dia. 0.518 in.; surface treat k-103, cagec 76823, B4 primer; low observable item 20 thread quantity per inch right-hand 3b thread class
- NIIN
- 013499629
- NIIN Date
- 12/07/91
- Schedule B
- 8108908000
- Name Code
- 36743
- FIIG
- A021A0
- Item Weight
- 0.000lbs
- Item Dimensions
- QUP
- 1
- Historical Price
- $154.15 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. | DAA3430D028-003 | Cage 76823 |
Major End Users Countries and entities
- - Department of The Air Force
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A021A0 / Nut,plain,extended washer,roundWhat is the formal definition of this item?
A nut, circular in shape, having wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery. it has an integral washer which extends beyond the wrenching element periphery.
