Model: 57A5A5-1

Turnlock Fastener Stud

Properties:

Grip Length

Between 0.300 inches and 0.310 inches

Diameter

0.312 inches

End Application

Helicopter, search and rescue, hh-60h; aircraft, c-2a (reprocured); helicopter, mh-53e; helicopter, / hh-53h pace low; helicopter, carrier based

Turnlock Stud Shank Style

Stud shank

Turnlock Stud Head Style

Flat countersunk

Material Accommodated Thickness

Between 0.165 inches and 0.190 inches

Drive Type

Slotted

Shank Neck Length

Between 0.100 inches and 0.110 inches

Stud Shank Major Diameter

Between 0.182 inches and 0.187 inches

Material

Steel comp 1118

Material Specification

66 federal standard single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 1 federal specification single treatment response

NSN

5325-00-282-8131

Part Number

57A5A5-1

Description

Stud,turnlock Fastener

CAGE

02387

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 57A5A5-1 NSN 5325-00-282-8131

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

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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