Model: 2637505PC87

Shoulder Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.284 inches and 0.314 inches

Fastener Length

Between 1.964 inches and 2.049 inches

Head Style

Fillister

Head Diameter

Between 0.527 inches and 0.597 inches

Head Height

Between 0.140 inches and 0.160 inches

Shoulder Diameter

0.372 inches first shoulder and 0.373 inches first shoulder

Shoulder Length

1.505 inches first shoulder and 1.510 inches first shoulder

Internal Drive Style

Slot

End Application

Kidd class ddg; gun, 5-in./54 cal, mk-42 & 45; wasp class lhd; fms build frigates class ships; ticonderoga class cg (47); spruance class dd (963); arleigh burke class ddg

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

190000 pounds per square inch

Minimum Yield Strength

170000 pounds per square inch

Shoulder Shape

Round first shoulder

Material

Stainless steel

Material Specification

Ams 5643 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Mil-s-5002 military specification single treatment response

Thread Series Designator

Unf

NSN

5305-00-256-6736

Part Number

2637505PC87

Description

Screw,shoulder

CAGE

10001

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

Part 2637505PC87 NSN 5305-00-256-6736

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22846

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:

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

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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