Bsi bs 4c 14 1991 (1999) iso 45 1990

BRITISH STANDARD BS 4C 14 1991 ISO 45 1990 Specification for Aircraft pressure refuelling connectors BS 4C 14 1991 This British Standard, having been prepared under the direction of the Aerospace Stan[.]

Specification for

This British Stan ard,ha ing

b en pre ared u der the

directionof the Aerosp ce

Stan ards Polcy Commite ,

waspublshed u der the

authorityof the Stan ards

Bo rdan comes

into efect on

3 August1 9

© BSI1 -1 9

The folowing BSI references

relate to the work on this

stan ard:

Commit e reference ACE/14

Draft for comment8 /70 0 DC

ISBN 0 5 0 1 9 8 5

The prep ration of this British Stand rd was entrusted b the Aerosp ce

Stand rds Polcy Commit e ( ACE/-) to Tech ical Commit e ACE/ 14, upon

which the folowing bodies were represented:

British Independent Ste l Producer ’ Association

Civ il Av iation Authority ( Airworthines Div ision)

Federation of W ire Rope Man facturer of Great Britain

Institute of Petroleum

Ministry of Defence

Society of British Aerosp ce Comp nies Limited

Stainles Ste l W ire Industry Association

Am endm ents is ued sinc publ cation

Pag e

Ta le 1 — Dimensions for pres ure refuel ng con ections 3

© BSI 1 -1 9

This British Stand rd has be n prep red u der the direction of the Aerosp ce

Stand rds Polcy Commit e It is identical with ISO4 :19 0 “ A ir cr a ft —

Pr es ur e r efuelling con e t ons” publshed b the International Org anization for

Stand rdization ( ISO), and constitutes a rev ision of BS3C14:19 2 which is

withdrawn

A British Stand rd do s not purport to include al the neces ary prov isions of a

contract User of British Stand rds are responsible for their cor ect a pl cation

Com pl anc with a British Standard does not of itselfconfer im munity

f om leg al obl g ations

Summ ary of pag es

This document comprises a font cov er, an inside f ont cov er, p g esi andi,

p g es1 to4, an inside b ck cov er and a b ck cov er

This stand rd has be n up ated ( se cop rig ht d te) and ma hav e ha

amendments incorporated This wi be indicated in the amendment ta le on the

inside f ont cov er

1 Scope

This International Stand rd specifies the b sic dimensions and ac es clearance for air raft pres ure

refuel ing con ections

2 Requirem ents

2.1 Basic dimensions

The b sic dimensions for air raft pres ure refuel ng con ections shal be in ac ord nce with those shown

in Fig ure 1 and g iven in Ta le 1

2.2 Acc s clearanc

The clearance al owed arou d the con ector shal be in ac ord nce with Fig ure 2

© BSI 1 -1 9

NOT 1 The v alv face shal b flat within diameter A an no p rt of the v lv shal e ten b low this face Configuration of

thev alv a o e this face is o tional

NOT 2 The v lv is spring-o ded.Lo ding at3 ,5 mm(1,4 8in) tra el shal not e ced2 2N( 50lbf)

NOT 3 W hen the con ection is in an o erhe d horizontal surace ( for e ample u der the wing) one b y net lug shal b

centralylocated towards the normal a pro ch of the o erator for the refuel ng

Exce t where the air raft con ection is mou ted on a horizontal surace, one of the thre lugs shal b centraly located

at helowest p int of the con ection

Fig ure 1 — Pres ure refueling conne tions

Ta le 1 — Dimensions for pres ure

refuel ingconne tions

B

C

D

E

a

F

G

H

J

L

b

6,15min 0,242 min

N

P

T

V

0,25min

0,015ma

0,010min

r

1

r

2

0,51ma 0,02ma

r

3

a

Minimum v lv tra el

b

Minimum e tent of slot of dimension H

6 ,5 +0,2

0

2,5 +0,0

0

7 ,2 +0,1 7

0

3 +0,0 5

0

8 ,7 0

–1,3

3,4 5 0

–0,0 2

1 ,7 0

– 0,2

0,5 0

–0,0

6,27 0

– 0,1

0,24 0

–0,0 5

6,3 +0,2

0

0,25 +0,0

0

3,18 +0,1

0

0,1 5 +0,0 5

0

1 ,7 0

–0,8

0,5 0

–0,0 2

6,3 0

–0,4

0,25 0

–0,0 6

101,4

0

– 1,4

3,9 5 0

–0,0 7

13,1 +0,8

0

0,516 +0,0 2

0

© BSI 1 -1 9

Dim ension

A

B

C

D

E

F

G

—

—

—

6 ,5

—

4 ,4

152,4

16 ,1

3 1

3 5,6

—

14,4

—

—

—

—

—

2,5

—

1,7

6

6,5

15

14

—

0,5

—

—

N T 1 These dimensions p rmit “side-b side” instalation of air raft con ections

on3 5,6mm( 14in) centres where this is a re uirement

N T 2 For design purp ses, a hose of7 ,2mm(3in) outside diameter with a

minimum b n radius of3 4,8mm( 12in) shal b as umed

Fig ure 2 — Acc s clearanc

Publ cation(s) referred to

Se national foreword

3 9 Chiswick Hig h Roa

London

W 4 4AL

BSI is the independent national bod responsible for prep ring

BritishStand rds It presents the UK v iew on stand rds in Europe and at the

international lev el It is incorporated b Roy al Charter

Revisions

BritishStand rds are up ated b amendment or rev ision User of

BritishStand rds should make sure that they pos es the latest amendments or

editions

It is the constant aim of BSI to improv e the qualty of our products and serv ices

W e would be g rateful if any one finding an inac uracy or ambig uity whie using

this BritishStand rd would inform the Sec etary of the tech ical commit e

responsible, the identity of which can be fou d on the inside f ont cov er

Tel:0208 9 9 0 Fa : 0208 9 7 0

BSI ofer member an indiv idual up ating serv ice cal ed PLUS which ensures

that subs riber automaticaly receiv e the latest editions of stand rds

Buying standards

Order for al BSI, international and foreig n stand rds publ cations should be

a dres ed to Customer Serv ices Tel:0208 9 9 01 Fa : 0208 9 7 01

In response to order for international stand rds, it is BSI polcy to sup ly the

BSI implementation of those that hav e be n publshed as BritishStand rds,

u les otherwise requested

Inform ation on standards

BSI prov ides a wide rang e of information on national, European and

international stand rds throug h its Library and its Tech ical Help to Ex orter

Serv ice V arious BSI electronic information serv ices are also av ai a le which g iv e

detai s on al its products and serv ices Contact the Information Centre

Tel:0208 9 71 1 Fa : 0208 9 7 4

S bs ribing member ofBSI are kept up to d te with stand rds dev elopments

and receiv e substantial dis ou ts on the pur hase price of stand rds For detais

of these and other benefits contact Member hip Administration

Tel:0208 9 7 02 Fa : 0208 9 7 01

Co yrig ht

Copy rig ht subsists in al BSI publ cations BSI also holds the copy rig ht, in the

UK, of the publcations of the international stand rdization bodies Except as

permit ed u der the Copy rig ht, Desig ns and Patents Act 19 8 no extract ma be

reproduced, stored in a retriev al sy stem or transmit ed in any form or b any

means – electronic, photocopy ing ,recording or otherwise – without prior writ en

permis ion f om BSI

This do s not preclude the f e use, in the cour e of implementing the stand rd,

of neces ary detais such as sy mbols, and siz , ty pe or g ra e desig nations I these

detai s are to be used for any other purpose than implementation then the prior

writ en permis ion of BSI must be obtained

I permis ion is g ranted, the terms ma include roy alty p y ments or a l censing

ag re ment Detai s and a v ice can be obtained fom the Cop rig ht Manag er

Tel:0208 9 7 7