# STC SH771NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Onboard Weighing Systems, United States
- Description: Installation of a weighing system.
- Applied: April 5, 1979
- Status date: May 15, 1979
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H9EU](https://openairdocs.org/tcds/H9EU)
- Certificate PDF: https://openairdocs.org/files/sha256/d7/d0/d7d087ae11647060e3baa05d7ffb1d9e5ce3812a82238f7d8024ffec0faecac4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6D105A8E70CFA7A285256CC200622274.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SH771NW

## ADs that name it (0)

None.

## Approved models (3)

- Eurocopter France AS-350C ([TCDS H9EU](https://openairdocs.org/tcds/H9EU))
- Eurocopter France AS-350D ([TCDS H9EU](https://openairdocs.org/tcds/H9EU))
- Eurocopter France AS-350D1 ([TCDS H9EU](https://openairdocs.org/tcds/H9EU))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

'llnittd ,statts ofamrrtra Bepartmenrof~ransportation-federalaniationadministration ~upplcmcntal1[~pc(i:crtificatc SH771NW OnboardWeighingSystems ./h'H/"~~ ~,rtj::,,/ ~oy','n .mu/.; /A..,-.a/,.u.",.a,~u.l.J "_y,u;.,nun!.J ,/.?!J,,./21. 297'lh, Federal Aviation '%,yuhl/,;'n.J .

,vI jJ , -, 1C#.~j"NN/.'l~<hu-/-.'lI"''' (,....,/0r'''hL/ ,un/.,,.:

H9EU Aerospatiale AS-350C,D, and D1 !./NrMP/';,,, 'l'./;;"Y~.J;YN t::h,,,,'Y" Installation of a weighing system installed ir accordancewith OnboardweighingSystemsInstallationDrawing,Number2537.

~;"di,4;".,tJ ""dl;~""';;/';"'N.J: Approval of this change in type design applies basically to the abovemodel helicopteronly. This approvalshouldnot be extendedto otrer helicoptersof thismodel on which otherpreviouslyapprovedmodificationsare ircorporatedunless it is determinedthat the interrelationshipbetweenthis change and any of those otherpreviouslyapprovedmodifications,includingchangesin tyrr design,will introduceno adverseeffectupon the airworthinessof thathelicopter.

A copy of this Certificateand FAA ApprovedRotorcraftFlightManualSupplement spallbe maintainedas part of the permanentrecordsfor the modifiedhelicopter.

./.h~ <.n./0~'u-;' ,uu//hr ..Ju/0",./'''Y '/"~I u,h,;A ,j d, AlJ~ J.,.''1'1'/¥"'t"I/ .J.ha// "OlUU'" /" ,,/luiu ,,/'1..;#,.- { .YON7i.u,uUlU: May 15, 1979 Chief,Engineeringand ManufacturingBranch ('1 flit' ) An)' a/lnation of this uT/ificatr J'J punishab/( b) a 1m,of not tx(uding 11,000, OTimp,iJanmrnt naJ (x(uding 3)'rQ'J, or both.

1 hlJ '''I!fi,otr mal ~ IMl'Ufrrud;n (Uco,dana u.;th FAR 21.47.

fAA fo- 8110_2 (10-61)

## Every issue (1)

- May 15, 1979: Issued, Current. [certificate](https://openairdocs.org/files/sha256/d7/d0/d7d087ae11647060e3baa05d7ffb1d9e5ce3812a82238f7d8024ffec0faecac4)

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