Model: 256-057-04

Turnlock Fastener Stud

Properties:

Grip Length

Between 0.522 inches and 0.538 inches

Diameter

Between 0.490 inches and 0.500 inches

Securing Device Type

Ring

Turnlock Stud Shank Style

Stud shank

Turnlock Stud Head Style

Flat countersunk

Material Accommodated Thickness

Between 0.258 inches and 0.321 inches

Drive Type

Cross recess

Shank Neck Length

Between 0.404 inches and 0.420 inches

Stud Shank Major Diameter

0.243 inches

Material

Steel

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 2 federal specification single treatment response

NSN

5325-00-673-6150

Part Number

256-057-04

Description

Stud,turnlock Fastener

CAGE

99592

A pinlike item designed to turn within and be held in place by an eyelet, turnlock fastener; ring, retaining; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a lockspring, turnlock fastener or receptacle, turnlock fastener. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.

Part 256-057-04 NSN 5325-00-673-6150

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18421

FIIG:

A05400

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:

066440

UFC:

36960

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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Schedule B and Export

Schedule B: 9607190000
SITC: 89985
End Use: Finished textile supplies
NAICS: 339993
USDA: 1

Freight Class: Slide fasteners, nesoi