Model: BACS21X3R

Turnlock Fastener Stud Assembly

Properties:

Diameter

Between 0.377 inches and 0.384 inches

Turnlock Stud Head Style

Stud head

Stud Assembly Style

Stud assembly

Distance From Engaging Member To Largest Bearing Surface Of Head

Between 0.403 inches and 0.413 inches

Eyelet Outside Diameter

Between 0.341 inches and 0.348 inches

Eyelet Length

0.257 inches

Material Accommodated Thickness

Between 0.111 inches and 0.140 inches

Drive Type

Cross recess

Stud Head Height

0.102 inches

Material Specification

Qq-w-470 federal specification single material response ejector spring

Material Specification

Qq-w-470 federal specification single material response pin

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

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

NSN

5325-00-639-0561

Part Number

BACS21X3R

Description

Stud Assembly,turnlock Fastener

CAGE

81205

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stud(s) without cam slots or cam lead threads are provided with a crosspin or eared nut for locking with the mating receptacle, turnlock fastener. May be spring loaded. For like items having a threaded fastener, see screw assembly, panel or screw, panel fastener.

Part BACS21X3R NSN 5325-00-639-0561

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18484

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

End Items End applications NSN 5325-00-639-0561 is a component of

Stratofortress B-52 Aircraft
Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
T56-a-7/15 (c-130b/e/h/n/p) Aircraft Engine
Ec-18b C-18a Aircraft
Airlifter C-17a Aircraft
Consolidated Targets
Joint Stars Target Radar System
Fms - A7 Aircraft
H-60 Seahawk Helicopter
Aircraft Mh-47e Special Operations Aircraft
014335532
Vehicular Operation Panel
010883669
Cargo-transport Helicopter
014159746
Electrical-electronic Equipment Chassis

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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