FF-S-85

FFS85 Machine Bolt

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Datasheet. FF-S-85 specification

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

2a

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.

0.875in. and 1.062in. ⁓1-1/16"

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.

1.438in. and 1.500in. ⁓1-1/2"

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

hexagon

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

0.195in. and 0.211in. ⁓7/32"

Width Between Flats

0.489in. and 0.500in.

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"

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

0.438in. and 0.562in.

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

24

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

80.0 rockwell b and 100.0 rockwell b

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

steel comp 1025 or steel comp 1030

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.

sae J429 grade 2 uns G10250/uns G10300 assn std all material responses or FF-S-85, para 3.1.1 fed spec all material responses

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.

cadmium and chromate or chromate zinc

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-416, type 2, class 3 fed spec 1st treatment response or QQ-Z-325, type 2, class 3 fed spec 2nd 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.

unf

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

81348-FF-S-85 government specification and 24617-123785 manufacturers standard and 96906-MS35292/canceled/ government standard

Nondefinitive Spec/std Data
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

2 type and 10p style and 2 grade and 5/16unf size

Answers.

What class is the thread series?

Unf

What material is the machine bolt made of ?

Steel comp 1025 or steel comp 1030

What is the thread quantity per inch?

24

What is the grip length?

0.438 inches minimum and 0.562 inches maximum

What is the head style?

Hexagon

What is the thread length?

0.875 inches minimum and 1.062 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for FF-S-85?

5306-00-012-3785

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 FF-S-85?

FSC 5306 ⁓ Bolts

NSN 5306-00-012-3785 BOLT,MACHINE

unf thread series cadmium surface treated 24 thread quantity per inch 0.438" grip length hexagon head style 0.875" thread length right-hand 2a thread class

NIIN
000123785
NIIN Date
01/01/63
Schedule B
7318152000 
Name Code
01847
FIIG
A003B0
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. 123785 Cage 7X677
2. 123785 Cage 12204
3. 123785 Cage 24617
4. 123785 Cage 21450
5. MS35292-38 Cage 96906
6. 123785 Cage 56442

Major End Users Countries and entities

  • - Republic of Korea 
  • - Turkey 

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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)
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 bolts with similar characteristics

Nothing similar to this part number was found in our inventory

FF-S-85 / Bolt,machineWhat is the formal definition of this item?

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. see also screw, cap, hexagon head and screw, machine.