ABS20777-C1

ABS20777C1 Assembled Washer Screw

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Quality Commitment

Serving our customers with quality and safety first.

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AS9120 Certified by SAI Global

Datasheet. ABS20777-C1 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.

0.158in. ⁓11/64"

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.

0.158in. ⁓11/64"

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

flat countersunk

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

0.114in. and 0.122in.

Washer Quantity
The number of washers included on the item.

1

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

cross recess type 1

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

1240-01-149-8302

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.312in. ⁓5/16"

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

o ring and washer

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

24

Countersink Angle
The included angle of the countersink.

100.0 degrees

Primary Washer Outside Diameter

0.480in.

Primary Washer Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.

flat

Primary Washer Material Thickness

0.003in.

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

plastic polytetrafluoroethylene primary washer

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

rubber synthetic ring

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp 302 fastener or steel comp 303 fastener

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 fastener

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.

unf

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf

What material is the assembled washer screw made of ?

Steel comp 302 fastener or steel comp 303 fastener

What material is the assembled washer screw made of ?

Rubber synthetic ring

What material is the assembled washer screw made of ?

Plastic polytetrafluoroethylene primary washer

What is the thread quantity per inch?

24

What is the head style?

Flat countersunk

What is the thread length?

0.158 inches

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for ABS20777-C1?

5305-01-076-1827

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of ABS20777-C1?

FSC 5305 ⁓ Screws

NSN 5305-01-076-1827 SCREW,ASSEMBLED WASHER

Used on 1240-01-149-8302. unf thread series passivate fastener surface treated 24 thread quantity per inch flat countersunk head style 0.158" thread length right-hand 3a thread class

NIIN
010761827
NIIN Date
05/02/79
Schedule B
7318152000 
Name Code
06660
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
QUP
Historical Price
$49.28 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. AB935EP38 Cage 02310
2. 12272671 Cage 19200

Major End Users Countries and entities

  • - Department of The Army 

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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)
50.0
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

ABS20777-C1 / Screw,assembled washerWhat is the formal definition of this item?

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).