Hexagon Head Cap Screw
FFS85TYPE1STYLE10P
(NSN) National Stock Number
5305-00-005-8227
Federal Supply Classification
5305 Screws
Item Name Code
18257
Schedule B Code
7318152000
Summary
2a thread class, right-hand thread direction, 0.438 inches maximum thread length, 0.407 inches minimum and 0.438 inches maximum fastener length, hexagon head style, 0.150 inches minimum and 0.163 inches maximum head height
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| E | - | - | E |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 8 | - | - | ZZ |
Identification
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 18257 | A003B0 | - | 1 |
Specifications
Thread Class
2a
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Direction
right-hand
Details
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.Thread Length
0.438 inches maximum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
0.407 inches minimum and 0.438 inches maximum
Details
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.Head Style
hexagon
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Height
0.150 inches minimum and 0.163 inches maximum
Details
A measurement from the bottom to the top of the head,in distinction from depth.Width Between Flats
0.428 inches minimum and 0.438 inches maximum
Details
None.Nominal Thread Diameter
0.250 inches
Details
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.Thread Quantity Per Inch
20
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Minimum Tensile Strength
80000 pounds per square inch
Details
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.Hardness Rating
80.0 rockwell b minimum overall
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Minimum Yield Strength
30000 pounds per square inch
Details
The stress at which a material exhibits a specified limiting deviation from the proportionality of stress or strain.Surface Finish
63.0 microinches threads
Details
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.Material
steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
66 fed std all material responses overall
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Surface Treatment
passivate overall
Details
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.Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Details
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.Thread Series Designator
unc
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Nondefinitive Spec/Std Data
2 type and 10p style
Details
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| FFS85 | 81348 | 4 | - | 4 | 1 | - | SE |
| MS35307-302 | 80205 | 1 | - | 3 | 2 | - | ZZ |
| MS35307-2 | 96906 | E | - | E | 8 | - | ZZ |
| MS35307-302 | 96906 | 4 | - | 5 | 9 | - | SE |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
Certified Supplier
Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.
- ISO9001 / AS9100 Quality Standards
- HAZMAT Certified
- On Time Delivery
- Qualified sales team
- Counterfeit Parts Prevention
- 100% Product Inspections
Manufacturer
FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
CAGE: 81348
NATL INSTITUTE STDS & TECH
, MD
, 20899
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-005-8227
What is the NIIN of the NSN 5305-00-005-8227?
The National Item Identification Number (NIIN) of the NSN 5305-00-005-8227 is 00-005-8227
When the NSN 5305-00-005-8227 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Mon, Jun 19, 1972
Does the NSN 5305-00-005-8227 contain any precious metals?
Does not contain precious metal
Does the NSN 5305-00-005-8227 contain any hazardous material?
No data in HMIRS
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