Model: B1821BH050F225N

Hexagon Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 1.250 inches and 1.438 inches

Fastener Length

Between 2.156 inches and 2.250 inches

Head Style

Hexagon

Head Height

Between 0.302 inches and 0.323 inches

Width Between Flats

Between 0.736 inches and 0.750 inches

Thread Diameter

0.500 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

150000 pounds per square inch

Hardness Rating

32.0 rockwell c and 38.0 rockwell c

Material

Steel

Material Specification

Sae gr 8 assn standard single material response

Surface Treatment

Zinc and chromate

Surface Treatment Specification

Astm b633 type 2 sc 3 assn standard single treatment response

Thread Series Designator

Unf

NSN

5305-00-719-5239

Part Number

B1821BH050F225N

Description

Screw,cap,hexagon Head

CAGE

05047

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.

Part B1821BH050F225N NSN 5305-00-719-5239

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18257

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

15.2000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5305-00-719-5239 is a component of

Close In Weapon System (ciws-phalanx)
B-1 Aircraft Support Equipment
Sidewinder (aim-9) Air Intercept Missile
Sparrow (aim-7) Air-to-air Missile
C-2a (reprocured) Aircraft
Mh-53e Helicopter
Ah-1w Advance Attack Helicopter
Strategic Air To Ground (sram Ii) Missile
Sh-60f Carrier Based Asw Helicopter
Hmmwv W/winch 1 1/4 Ton Tow Carrier-w/sa Utilities Truck
013808290
Ambulance Truck
013808213
Utility Truck
013038832
Tank Transporter Semitrailer
014125345
Warehouse Crane Truck
010969356
Cargo Carrier
001927249
Dump Truck
011368745
Cargo Carrier
009261066
Warehouse Wheeled Tractor
013808229
Utility Truck
013808233
Utility Truck
013719579
Utility Truck
011077153
Utility Truck
010586292
Nonexpandable Shelter
013808604
Utility Truck
010573968
Flight Coordination
005430012
Telephone Set
011077156
Utility Truck
007951797
Full Tracked Combat Engineer Vehicle
013523021
Tracked Ammunition Carrier
011467191
Utility Truck
010574037
Radio Set
014253327
Ground Hand Adapter
013719578
Utility Truck
009037371
Tank Truck
013723934
Ambulance Truck
001565792
Transfer Transmission Assembly
001339104
Diesel Engine Generator Set
013723933
Utility Truck
011467188
Utility Truck
011112274
Ambulance Truck
013719585
Ambulance Truck
011519921
Radio Set
013179117
Linkage Assembly
008920622
Radio Receiver-transmitter
013808225
Ambulance Truck
012679479
Radio Set
011467189
Utility Truck
013469317
Utility Truck
011467194
Ambulance Truck
011467190
Utility Truck
011287535
Aircraft Cargo Loading-unloading Truck
005747598
Low Speed Full Tracked Tractor
011289552
Utility Truck
013723932
Utility Truck
013719580
Utility Truck
001927249
Dump Truck
013719581
Utility Truck
013689500
Tracked Ammunition Carrier
013719583
Utility Truck
011077155
Utility Truck
013733625
Fork Lift Truck
011104660
Tracked Ammunition Carrier
002523559
Fire Fighting Truck
011467193
Utility Truck
010134201
Fire Fighting Truck
001226826
Full Tracked Recovery Vehicle
013038832
Tank Transporter Semitrailer
008715475
Linkage Assembly
013719582
Utility Truck
013696081
Cargo Carrier
010543833
Fork Lift Truck
011289551
Utility Truck
013719584
Utility Truck
005747597
Low Speed Full Tracked Tractor
007951797
Full Tracked Combat Engineer Vehicle
013723935
Ambulance Truck
001387990
Radio Receiver-transmitter
014186654
Full Tracked Personnel Carrier
011467187
Utility Truck

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment