1-420X3-4

Hexagon Head Cap Screw

NSN 5305-00-012-1887

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

UOM:

NIIN:

000121887

Product Technical Spec.

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.750 inches

Fastener Length:

0.750 inches

Head Style:

Hexagon

Head Height:

Between 0.150 inches and 0.163 inches

Width Between Flats:

Between 0.428 inches and 0.438 inches

Thread Diameter:

0.250 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

74000 pounds per square inch

Hardness Rating:

80.0 rockwell b and 100.0 rockwell b

Hardness Rating:

80.0 rockwell b and 100.0 rockwell b

Surface Finish:

125.0 microinches bearing surface of head

Surface Finish:

63.0 microinches threads

Material:

Steel

Material Specification:

Sae gr 2 assn standard single material response

Surface Treatment:

Cadmium or zinc

Surface Treatment:

Cadmium or zinc

Surface Treatment Specification:

Qq-p-416, type 2, cl 3 federal specification 1st treatment response or qq-z-325, type 2, cl 3 federal specification 2nd treatment response

Surface Treatment Specification:

Qq-p-416, type 2, cl 3 federal specification 1st treatment response or qq-z-325, type 2, cl 3 federal specification 2nd treatment response

Thread Series Designator:

Unc

Nondefinitive Specification/std Data:

2 type and 10p style and 2 grade

NSN:

5305-00-012-1887

Item Name:

Hex Socket Head Cap Screw

Cage Code:

35211

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

FFS85

Cage Code:

81348

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

121887

Cage Code:

7X677

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

GM121887

Cage Code:

7X677

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

121887

Cage Code:

18876

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

S188C

Cage Code:

15434

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

23MS35291-6

Cage Code:

80045

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

101-2S4-3

Cage Code:

80063

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SHC250SC6

Cage Code:

80249

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

900037-1

Cage Code:

83179

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

21740

Cage Code:

35510

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

400684

Cage Code:

12027

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

900037-1

Cage Code:

32537

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

D9485-26-26

Cage Code:

91340

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1000-812

Cage Code:

63734

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

121887

Cage Code:

24617

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

GM121887

Cage Code:

24617

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

21740

Cage Code:

24975

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18257

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Pricing & Availability

Submit this form for current pricing and availability quote on part number 1-420x3-4 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Hex Socket Head Cap Screw"

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.