121558-4-A15P

Close Tolerance Screw

NSN 5305-01-054-5421

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

100 EA

NIIN:

010545421

Product Technical Spec.

Thread Class:

Thread Direction:

Right-hand

Thread Length:

Between 0.378 inches and 0.428 inches

Fastener Length:

Between 1.326 inches and 1.356 inches

Head Style:

Flat countersunk

Head Diameter:

Between 0.350 inches and 0.399 inches

Grip Diameter:

Between 0.2485 inches and 0.2495 inches

Internal Drive Style:

Cross recess type 1

Thread Diameter:

0.250 inches

Grip Length:

Between 0.928 inches and 0.948 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

220000 pounds per square inch

Hardness Rating:

46.0 rockwell c and 49.0 rockwell c

Countersink Angle:

Between 99.0 degrees and 101.0 degrees

Material:

Steel comp h11

Material Specification:

Ams 6487 assn standard single material response

Surface Treatment:

Cadmium

Surface Treatment Specification:

Nas 672 assn standard single treatment response

Thread Series Designator:

Unjf

NSN:

5305-01-054-5421

Item Name:

High Torque Screw

Cage Code:

56878

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

AIC985-4-15

Cage Code:

06725

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

C7985-4-15

Cage Code:

56878

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

121558-4-A15P

Cage Code:

80539

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

VT1694F4-15

Cage Code:

92215

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

PBF1166-4-15

Cage Code:

27624

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

VT1694F4-15

Cage Code:

06950

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SF111-4-15

Cage Code:

0K6Z0

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

H185-4-15

Cage Code:

17446

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

C7985-4-15

Cage Code:

81755

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AIC985-4-15P

Cage Code:

06725

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

C7985-4-15

Cage Code:

06950

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

C7985-4-15

Cage Code:

17446

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29294

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

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

We Guarantee with Every Order

100% Genuine Manufacturers Parts
Every Product thoroughly Inspected
Sales Record Retention of 7 years
Fast Delivery
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Global Shipping

Pricing & Availability

Submit this form for current pricing and availability quote on part number 121558-4-a15p and/or cross reference parts.

Definition Definition of approved item name (AIN): "High Torque Screw"

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.