NAS1121C15

NAS1121C15 Close Tolerance Screw

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Datasheet. NAS1121C15 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a

Thread Direction
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

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.251in. and 0.301in. ⁓5/16"

Fastener Length
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.

1.199in. and 1.229in. ⁓1-15/64"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

flat chamfer

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.221in. and 0.226in.

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.074in. and 0.086in. ⁓3/32"

Hole Diameter
The length of a straight line which passes through the center of a hole,and terminates at the circumference.

0.038in. ⁓3/64"

Grip Diameter
The length of a straight line which passes through the center of the grip,and terminates at the circumference.

0.1365in. and 0.1375in.

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

offset cruciform (torque set)

Nominal Thread Diameter
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)

Grip Length
A measurement of the longest dimension of the grip,in distinction from width.

0.928in. and 0.948in.

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

32

Minimum Tensile Strength
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.

160000 pounds per square inch

Surface Finish
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.

32.0 microinches bearing surface of head

Surface Finish
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.

32.0 microinches grip

Surface Finish
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.

32.0 microinches threads

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

navy special project

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

ams 5737 assn std single material response

Surface Treatment
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.

passivate

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-P-35 fed spec single treatment response

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unjc

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

80205-NAS1121 professional/industrial association standard

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unjc

What is the thread quantity per inch?

32

What is the grip length?

0.928 inches minimum and 0.948 inches maximum

What is the inside hole diameter?

0.038 inches

What is the head style?

Flat chamfer

What is the thread length?

0.251 inches minimum and 0.301 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for NAS1121C15?

5305-00-163-6802

What's the federal classification of NAS1121C15?

FSC 5305 ⁓ Screws

NSN 5305-00-163-6802 SCREW,CLOSE TOLERANCE

unjc thread series passivate surface treated navy special project 32 thread quantity per inch 0.928" grip length 0.038" hole diameter flat chamfer head style 0.251" thread length right-hand 3a thread class

NIIN
001636802
NIIN Date
11/13/71
Schedule B
 
Name Code
29294
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
QUP
Historical Price
$36.55 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. NAS1121E15 Cage 17446
2. NAS1121E15 Cage 07851
3. NAS1121E15 Cage 80205
4. NAS1121E15 Cage 80539
5. NAS1121E15 Cage 92215
6. NAS1121E15 Cage 30485
7. NAS1121E15 Cage 50568
8. NAS1121E15 Cage 53606
9. NAS1121E15 Cage 58998
10. NAS1121E15 Cage 73197
11. NAS1121E15 Cage L4528
12. NAS1121E15 Cage 56878
13. NAS1121E15 Cage 04348
14. NAS1121E15 Cage 97928
15. NAS1121E15 Cage 30902
16. NAS1121E15 Cage 08938

Major End Users Countries and entities

  • - Department of The Navy 

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Shipping Information

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)
Metal hardware 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

NAS1121C15 / 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.